396580802 has 4 divisors (see below), whose sum is σ = 594871206. Its totient is φ = 198290400.

The previous prime is 396580801. The next prime is 396580819. The reversal of 396580802 is 208085693.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 396368281 + 212521 = 19909^2 + 461^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 396580802.

It is not an unprimeable number, because it can be changed into a prime (396580801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99145199 + ... + 99145202.

Almost surely, 2^396580802 is an apocalyptic number.

396580802 is a deficient number, since it is larger than the sum of its proper divisors (198290404).

396580802 is a wasteful number, since it uses less digits than its factorization.

396580802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198290403.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 396580802 is about 19914.3365945241. The cubic root of 396580802 is about 734.7008837331.

The spelling of 396580802 in words is "three hundred ninety-six million, five hundred eighty thousand, eight hundred two".