374616728 has 16 divisors (see below), whose sum is σ = 712029480. Its totient is φ = 184742208.

The previous prime is 374616721. The next prime is 374616733. The reversal of 374616728 is 827616473.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (374616721) 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, 320150 + ... + 321317.

Almost surely, 2^374616728 is an apocalyptic number.

It is an amenable number.

374616728 is a deficient number, since it is larger than the sum of its proper divisors (337412752).

374616728 is a wasteful number, since it uses less digits than its factorization.

374616728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641546 (or 641542 counting only the distinct ones).

The product of its digits is 338688, while the sum is 44.

The square root of 374616728 is about 19355.0181606735. The cubic root of 374616728 is about 720.8790241285.

The spelling of 374616728 in words is "three hundred seventy-four million, six hundred sixteen thousand, seven hundred twenty-eight".