396422433 has 12 divisors (see below), whose sum is σ = 624665808. Its totient is φ = 240255960.

The previous prime is 396422423. The next prime is 396422437. The reversal of 396422433 is 334224693.

396422433 is a `hidden beast` number, since 3 + 9 + 642 + 2 + 4 + 3 + 3 = 666.

It is not a de Polignac number, because 396422433 - 2⁵ = 396422401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (396422437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2002035 + ... + 2002232.

It is an arithmetic number, because the mean of its divisors is an integer number (52055484).

Almost surely, 2^396422433 is an apocalyptic number.

396422433 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

396422433 is a deficient number, since it is larger than the sum of its proper divisors (228243375).

396422433 is a wasteful number, since it uses less digits than its factorization.

396422433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4004284 (or 4004281 counting only the distinct ones).

The product of its digits is 93312, while the sum is 36.

The square root of 396422433 is about 19910.3599414978. The cubic root of 396422433 is about 734.6030732027.

The spelling of 396422433 in words is "three hundred ninety-six million, four hundred twenty-two thousand, four hundred thirty-three".