1568628432 has 60 divisors (see below), whose sum is σ = 5017124320. Its totient is φ = 448179264.

The previous prime is 1568628349. The next prime is 1568628443. The reversal of 1568628432 is 2348268651.

1568628432 is a `hidden beast` number, since 1 + 568 + 6 + 2 + 84 + 3 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 777082 + ... + 779097.

Almost surely, 2^1568628432 is an apocalyptic number.

1568628432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1568628432 is an abundant number, since it is smaller than the sum of its proper divisors (3448495888).

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

1568628432 is a wasteful number, since it uses less digits than its factorization.

1568628432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556200 (or 1556191 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 1568628432 is about 39605.9141038305. The cubic root of 1568628432 is about 1161.9123312053.

The spelling of 1568628432 in words is "one billion, five hundred sixty-eight million, six hundred twenty-eight thousand, four hundred thirty-two".