3644976954 has 16 divisors (see below), whose sum is σ = 7365109248. Its totient is φ = 1202466432.

The previous prime is 3644976949. The next prime is 3644976961. The reversal of 3644976954 is 4596794463.

It is a happy number.

It is a super-2 number, since 2×3644976954² = 26571713990382236232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3644976894 and 3644976903.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3130842 + ... + 3132005.

It is an arithmetic number, because the mean of its divisors is an integer number (460319328).

Almost surely, 2^3644976954 is an apocalyptic number.

3644976954 is an abundant number, since it is smaller than the sum of its proper divisors (3720132294).

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

3644976954 is a wasteful number, since it uses less digits than its factorization.

3644976954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6262949.

The product of its digits is 19595520, while the sum is 57.

The square root of 3644976954 is about 60373.6445313682. The cubic root of 3644976954 is about 1538.9751085367.

The spelling of 3644976954 in words is "three billion, six hundred forty-four million, nine hundred seventy-six thousand, nine hundred fifty-four".