396903599 has 16 divisors (see below), whose sum is σ = 419515200. Its totient is φ = 374981376.

The previous prime is 396903587. The next prime is 396903629. The reversal of 396903599 is 995309693.

It is a cyclic number.

It is not a de Polignac number, because 396903599 - 2¹⁶ = 396838063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 396903599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396909599) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 265097 + ... + 266589.

It is an arithmetic number, because the mean of its divisors is an integer number (26219700).

Almost surely, 2^396903599 is an apocalyptic number.

396903599 is a deficient number, since it is larger than the sum of its proper divisors (22611601).

396903599 is a wasteful number, since it uses less digits than its factorization.

396903599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1714.

The product of its (nonzero) digits is 1771470, while the sum is 53.

The square root of 396903599 is about 19922.4395845489. The cubic root of 396903599 is about 734.9001663037.

The spelling of 396903599 in words is "three hundred ninety-six million, nine hundred three thousand, five hundred ninety-nine".