3643995076 has 6 divisors (see below), whose sum is σ = 6376991390. Its totient is φ = 1821997536.

The previous prime is 3643995073. The next prime is 3643995077. The reversal of 3643995076 is 6705993463.

It can be written as a sum of positive squares in only one way, i.e., 3470388100 + 173606976 = 58910^2 + 13176^2 .

It is a super-2 number, since 2×3643995076² = 26557400227824491552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3643995071) 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 as a sum of consecutive naturals, namely, 455499381 + ... + 455499388.

Almost surely, 2^3643995076 is an apocalyptic number.

It is an amenable number.

3643995076 is a deficient number, since it is larger than the sum of its proper divisors (2732996314).

3643995076 is a wasteful number, since it uses less digits than its factorization.

3643995076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910998773 (or 910998771 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 52.

The square root of 3643995076 is about 60365.5123062830. The cubic root of 3643995076 is about 1538.8369072508.

The spelling of 3643995076 in words is "three billion, six hundred forty-three million, nine hundred ninety-five thousand, seventy-six".