396844996 has 6 divisors (see below), whose sum is σ = 694478750. Its totient is φ = 198422496.

The previous prime is 396844993. The next prime is 396844997. The reversal of 396844996 is 699448693.

It can be written as a sum of positive squares in only one way, i.e., 373030596 + 23814400 = 19314^2 + 4880^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 396844996.

It is not an unprimeable number, because it can be changed into a prime (396844993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49605621 + ... + 49605628.

Almost surely, 2^396844996 is an apocalyptic number.

It is an amenable number.

396844996 is a deficient number, since it is larger than the sum of its proper divisors (297633754).

396844996 is a wasteful number, since it uses less digits than its factorization.

396844996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99211253 (or 99211251 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 58.

The square root of 396844996 is about 19920.9687515442. The cubic root of 396844996 is about 734.8639950736.

The spelling of 396844996 in words is "three hundred ninety-six million, eight hundred forty-four thousand, nine hundred ninety-six".