396943832 has 8 divisors (see below), whose sum is σ = 744269700. Its totient is φ = 198471912.

The previous prime is 396943831. The next prime is 396943843. The reversal of 396943832 is 238349693.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396943831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24808982 + ... + 24808997.

Almost surely, 2^396943832 is an apocalyptic number.

It is an amenable number.

396943832 is a deficient number, since it is larger than the sum of its proper divisors (347325868).

396943832 is a wasteful number, since it uses less digits than its factorization.

396943832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49617985 (or 49617981 counting only the distinct ones).

The product of its digits is 839808, while the sum is 47.

The square root of 396943832 is about 19923.4492997573. The cubic root of 396943832 is about 734.9249970514.

The spelling of 396943832 in words is "three hundred ninety-six million, nine hundred forty-three thousand, eight hundred thirty-two".