396829651 has 8 divisors (see below), whose sum is σ = 400941200. Its totient is φ = 392726880.

The previous prime is 396829633. The next prime is 396829663. The reversal of 396829651 is 156928693.

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

It is a cyclic number.

It is not a de Polignac number, because 396829651 - 2²⁵ = 363275219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 396829595 and 396829604.

It is not an unprimeable number, because it can be changed into a prime (396829751) 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 7 ways as a sum of consecutive naturals, for example, 126085 + ... + 129193.

It is an arithmetic number, because the mean of its divisors is an integer number (50117650).

Almost surely, 2^396829651 is an apocalyptic number.

396829651 is a deficient number, since it is larger than the sum of its proper divisors (4111549).

396829651 is a wasteful number, since it uses less digits than its factorization.

396829651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4389.

The product of its digits is 699840, while the sum is 49.

The square root of 396829651 is about 19920.5836008888. The cubic root of 396829651 is about 734.8545231694.

The spelling of 396829651 in words is "three hundred ninety-six million, eight hundred twenty-nine thousand, six hundred fifty-one".