616353424 has 20 divisors (see below), whose sum is σ = 1194673536. Its totient is φ = 308050592.

The previous prime is 616353337. The next prime is 616353427. The reversal of 616353424 is 424353616.

It is a self number, because there is not a number n which added to its sum of digits gives 616353424.

It is not an unprimeable number, because it can be changed into a prime (616353427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41997 + ... + 54739.

Almost surely, 2^616353424 is an apocalyptic number.

It is an amenable number.

616353424 is a deficient number, since it is larger than the sum of its proper divisors (578320112).

616353424 is a wasteful number, since it uses less digits than its factorization.

616353424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15774 (or 15768 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 616353424 is about 24826.4662004080. The cubic root of 616353424 is about 851.0268669228.

It can be divided in two parts, 61635 and 3424, that multiplied together give a triangular number (211038240 = T₂₀₅₄₄).

The spelling of 616353424 in words is "six hundred sixteen million, three hundred fifty-three thousand, four hundred twenty-four".