396829790 has 16 divisors (see below), whose sum is σ = 816335712. Its totient is φ = 136055904.

The previous prime is 396829781. The next prime is 396829799. The reversal of 396829790 is 97928693.

It is an interprime number because it is at equal distance from previous prime (396829781) and next prime (396829799).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396829799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2834429 + ... + 2834568.

It is an arithmetic number, because the mean of its divisors is an integer number (51020982).

Almost surely, 2^396829790 is an apocalyptic number.

396829790 is an abundant number, since it is smaller than the sum of its proper divisors (419505922).

396829790 is a wasteful number, since it uses less digits than its factorization.

396829790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5669011.

The product of its (nonzero) digits is 1469664, while the sum is 53.

The square root of 396829790 is about 19920.5870897421. The cubic root of 396829790 is about 734.8546089701.

The spelling of 396829790 in words is "three hundred ninety-six million, eight hundred twenty-nine thousand, seven hundred ninety".