396333957 has 4 divisors (see below), whose sum is σ = 528445280. Its totient is φ = 264222636.

The previous prime is 396333911. The next prime is 396333979. The reversal of 396333957 is 759333693.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 759333693 = 3 ⋅253111231.

It is not a de Polignac number, because 396333957 - 2⁶ = 396333893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396333997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66055657 + ... + 66055662.

It is an arithmetic number, because the mean of its divisors is an integer number (132111320).

Almost surely, 2^396333957 is an apocalyptic number.

It is an amenable number.

396333957 is a deficient number, since it is larger than the sum of its proper divisors (132111323).

396333957 is a wasteful number, since it uses less digits than its factorization.

396333957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132111322.

The product of its digits is 1377810, while the sum is 48.

The square root of 396333957 is about 19908.1379591362. The cubic root of 396333957 is about 734.5484180571.

The spelling of 396333957 in words is "three hundred ninety-six million, three hundred thirty-three thousand, nine hundred fifty-seven".