1426472880 has 640 divisors, whose sum is σ = 5828198400. Its totient is φ = 281014272.

The previous prime is 1426472869. The next prime is 1426472893. The reversal of 1426472880 is 882746241.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 21290607 + ... + 21290673.

It is an arithmetic number, because the mean of its divisors is an integer number (9106560).

Almost surely, 2^1426472880 is an apocalyptic number.

1426472880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1426472880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2914099200).

1426472880 is an abundant number, since it is smaller than the sum of its proper divisors (4401725520).

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

1426472880 is a wasteful number, since it uses less digits than its factorization.

1426472880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161 (or 155 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 42.

The square root of 1426472880 is about 37768.6759100713. The cubic root of 1426472880 is about 1125.6961301458.

The spelling of 1426472880 in words is "one billion, four hundred twenty-six million, four hundred seventy-two thousand, eight hundred eighty".