3774136356 has 45 divisors (see below), whose sum is σ = 9869229601. Its totient is φ = 1257676848.

The previous prime is 3774136349. The next prime is 3774136363. The reversal of 3774136356 is 6536314773.

It is a happy number.

The square root of 3774136356 is 61434.

It is a perfect power (a square), and thus also a powerful number.

3774136356 is a `hidden beast` number, since 3 + 7 + 7 + 4 + 1 + 3 + 635 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (3774136349) and next prime (3774136363).

It can be written as a sum of positive squares in only one way, i.e., 3560508900 + 213627456 = 59670^2 + 14616^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 1104106 + ... + 1107518.

Almost surely, 2^3774136356 is an apocalyptic number.

3774136356 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

3774136356 is the 61434-th square number.

It is an amenable number.

3774136356 is an abundant number, since it is smaller than the sum of its proper divisors (6095093245).

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

3774136356 is an frugal number, since it uses more digits than its factorization.

3774136356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6842 (or 3418 counting only the distinct ones).

The product of its digits is 952560, while the sum is 45.

The cubic root of 3774136356 is about 1556.9423391836.

The spelling of 3774136356 in words is "three billion, seven hundred seventy-four million, one hundred thirty-six thousand, three hundred fifty-six".