1426533888 has 160 divisors (see below), whose sum is σ = 4124736000. Its totient is φ = 435511296.

The previous prime is 1426533883. The next prime is 1426533893. The reversal of 1426533888 is 8883356241.

It is an interprime number because it is at equal distance from previous prime (1426533883) and next prime (1426533893).

It is a super-2 number, since 2×1426533888² = 4069997867224793088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

Its product of digits (1105920) is a multiple of the sum of its prime divisors (576).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426533883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3973453 + ... + 3973811.

It is an arithmetic number, because the mean of its divisors is an integer number (25779600).

Almost surely, 2^1426533888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1426533888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2062368000).

1426533888 is an abundant number, since it is smaller than the sum of its proper divisors (2698202112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1426533888 is a wasteful number, since it uses less digits than its factorization.

1426533888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592 (or 576 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 48.

The square root of 1426533888 is about 37769.4835548489. The cubic root of 1426533888 is about 1125.7121780009.

The spelling of 1426533888 in words is "one billion, four hundred twenty-six million, five hundred thirty-three thousand, eight hundred eighty-eight".