396979606 has 8 divisors (see below), whose sum is σ = 596283984. Its totient is φ = 198218280.

The previous prime is 396979603. The next prime is 396979619. The reversal of 396979606 is 606979693.

It is a happy number.

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 (396979603) 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, 133930 + ... + 136861.

It is an arithmetic number, because the mean of its divisors is an integer number (74535498).

Almost surely, 2^396979606 is an apocalyptic number.

396979606 is a deficient number, since it is larger than the sum of its proper divisors (199304378).

396979606 is a wasteful number, since it uses less digits than its factorization.

396979606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271526.

The product of its (nonzero) digits is 3306744, while the sum is 55.

The square root of 396979606 is about 19924.3470658388. The cubic root of 396979606 is about 734.9470744126.

The spelling of 396979606 in words is "three hundred ninety-six million, nine hundred seventy-nine thousand, six hundred six".