3674561976 has 64 divisors (see below), whose sum is σ = 10213267200. Its totient is φ = 1224116064.

The previous prime is 3674561971. The next prime is 3674561987. The reversal of 3674561976 is 6791654763.

It is a happy number.

3674561976 is a `hidden beast` number, since 3 + 6 + 7 + 4 + 561 + 9 + 76 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3674561971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 445845 + ... + 454011.

It is an arithmetic number, because the mean of its divisors is an integer number (159582300).

Almost surely, 2^3674561976 is an apocalyptic number.

3674561976 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3674561976 is an abundant number, since it is smaller than the sum of its proper divisors (6538705224).

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

3674561976 is a wasteful number, since it uses less digits than its factorization.

3674561976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10265 (or 10255 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 54.

The square root of 3674561976 is about 60618.1653961913. The cubic root of 3674561976 is about 1543.1276706399.

The spelling of 3674561976 in words is "three billion, six hundred seventy-four million, five hundred sixty-one thousand, nine hundred seventy-six".