396739934 has 8 divisors (see below), whose sum is σ = 595223640. Its totient is φ = 198332056.

The previous prime is 396739921. The next prime is 396739939. The reversal of 396739934 is 439937693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396739939) 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, 3284 + ... + 28359.

It is an arithmetic number, because the mean of its divisors is an integer number (74402955).

Almost surely, 2^396739934 is an apocalyptic number.

396739934 is a deficient number, since it is larger than the sum of its proper divisors (198483706).

396739934 is a wasteful number, since it uses less digits than its factorization.

396739934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37914.

The product of its digits is 3306744, while the sum is 53.

The square root of 396739934 is about 19918.3316068390. The cubic root of 396739934 is about 734.7991392767.

The spelling of 396739934 in words is "three hundred ninety-six million, seven hundred thirty-nine thousand, nine hundred thirty-four".