616532472 has 80 divisors (see below), whose sum is σ = 1828474560. Its totient is φ = 193418496.

The previous prime is 616532453. The next prime is 616532491. The reversal of 616532472 is 274235616.

616532472 is a `hidden beast` number, since 616 + 5 + 32 + 4 + 7 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (616532453) and next prime (616532491).

It is a super-2 number, since 2×616532472² = 760224578060861568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16968 + ... + 38999.

It is an arithmetic number, because the mean of its divisors is an integer number (22855932).

Almost surely, 2^616532472 is an apocalyptic number.

It is an amenable number.

616532472 is an abundant number, since it is smaller than the sum of its proper divisors (1211942088).

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

616532472 is a wasteful number, since it uses less digits than its factorization.

616532472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56002 (or 55989 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 616532472 is about 24830.0719290138. The cubic root of 616532472 is about 851.1092654841.

The spelling of 616532472 in words is "six hundred sixteen million, five hundred thirty-two thousand, four hundred seventy-two".