366863904 has 144 divisors (see below), whose sum is σ = 1180539360. Its totient is φ = 111144960.

The previous prime is 366863899. The next prime is 366863921. The reversal of 366863904 is 409368663.

366863904 is a `hidden beast` number, since 3 + 6 + 6 + 8 + 639 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a self number, because there is not a number n which added to its sum of digits gives 366863904.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83392 + ... + 87680.

It is an arithmetic number, because the mean of its divisors is an integer number (8198190).

Almost surely, 2^366863904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 366863904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (590269680).

366863904 is an abundant number, since it is smaller than the sum of its proper divisors (813675456).

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

366863904 is a wasteful number, since it uses less digits than its factorization.

366863904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4325 (or 4305 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The square root of 366863904 is about 19153.6916546132. The cubic root of 366863904 is about 715.8713708364.

The spelling of 366863904 in words is "three hundred sixty-six million, eight hundred sixty-three thousand, nine hundred four".