1426672560 has 40 divisors (see below), whose sum is σ = 4422685680. Its totient is φ = 380445952.

The previous prime is 1426672547. The next prime is 1426672561. The reversal of 1426672560 is 652766241.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (1426672561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2971995 + ... + 2972474.

It is an arithmetic number, because the mean of its divisors is an integer number (110567142).

Almost surely, 2^1426672560 is an apocalyptic number.

1426672560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1426672560 is an abundant number, since it is smaller than the sum of its proper divisors (2996013120).

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

1426672560 is a wasteful number, since it uses less digits than its factorization.

1426672560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5944485 (or 5944479 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 1426672560 is about 37771.3192779919. The cubic root of 1426672560 is about 1125.7486532884.

The spelling of 1426672560 in words is "one billion, four hundred twenty-six million, six hundred seventy-two thousand, five hundred sixty".