3747574656 has 192 divisors, whose sum is σ = 13050067680. Its totient is φ = 1007714304.

The previous prime is 3747574643. The next prime is 3747574661. The reversal of 3747574656 is 6564757473.

It is a happy number.

3747574656 is a `hidden beast` number, since 3 + 7 + 4 + 7 + 574 + 65 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123420 + ... + 150756.

Almost surely, 2^3747574656 is an apocalyptic number.

3747574656 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3747574656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6525033840).

3747574656 is an abundant number, since it is smaller than the sum of its proper divisors (9302493024).

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

3747574656 is a wasteful number, since it uses less digits than its factorization.

3747574656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27381 (or 27366 counting only the distinct ones).

The product of its digits is 14817600, while the sum is 54.

The square root of 3747574656 is about 61217.4375157928. The cubic root of 3747574656 is about 1553.2812426223.

The spelling of 3747574656 in words is "three billion, seven hundred forty-seven million, five hundred seventy-four thousand, six hundred fifty-six".