396623536 has 10 divisors (see below), whose sum is σ = 768458132. Its totient is φ = 198311760.

The previous prime is 396623509. The next prime is 396623543. The reversal of 396623536 is 635326693.

It is a junction number, because it is equal to n+sod(n) for n = 396623492 and 396623501.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12394470 + ... + 12394501.

Almost surely, 2^396623536 is an apocalyptic number.

It is an amenable number.

396623536 is a deficient number, since it is larger than the sum of its proper divisors (371834596).

396623536 is a wasteful number, since it uses less digits than its factorization.

396623536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24788979 (or 24788973 counting only the distinct ones).

The product of its digits is 524880, while the sum is 43.

The square root of 396623536 is about 19915.4095112302. The cubic root of 396623536 is about 734.7272722856.

The spelling of 396623536 in words is "three hundred ninety-six million, six hundred twenty-three thousand, five hundred thirty-six".