3668894904 has 64 divisors (see below), whose sum is σ = 9240359040. Its totient is φ = 1213914240.

The previous prime is 3668894903. The next prime is 3668894909. The reversal of 3668894904 is 4094988663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3668894903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3266487 + ... + 3267609.

It is an arithmetic number, because the mean of its divisors is an integer number (144380610).

Almost surely, 2^3668894904 is an apocalyptic number.

It is an amenable number.

3668894904 is an abundant number, since it is smaller than the sum of its proper divisors (5571464136).

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

3668894904 is a wasteful number, since it uses less digits than its factorization.

3668894904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2020 (or 2016 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 57.

The square root of 3668894904 is about 60571.4033517468. The cubic root of 3668894904 is about 1542.3339692248. Note that the first 3 decimals are identical.

The spelling of 3668894904 in words is "three billion, six hundred sixty-eight million, eight hundred ninety-four thousand, nine hundred four".