374722688 has 72 divisors (see below), whose sum is σ = 786473805. Its totient is φ = 177834496.

The previous prime is 374722631. The next prime is 374722697. The reversal of 374722688 is 886227473.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 374499904 + 222784 = 19352^2 + 472^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=13688.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6351203 + ... + 6351261.

Almost surely, 2^374722688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 374722688

374722688 is an abundant number, since it is smaller than the sum of its proper divisors (411751117).

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

374722688 is an frugal number, since it uses more digits than its factorization.

374722688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 90 counting only the distinct ones).

The product of its digits is 903168, while the sum is 47.

The square root of 374722688 is about 19357.7552417629. The cubic root of 374722688 is about 720.9469843796.

Multiplying 374722688 by its product of digits (903168), we get a square (338437540675584 = 18396672²).

The spelling of 374722688 in words is "three hundred seventy-four million, seven hundred twenty-two thousand, six hundred eighty-eight".