396857010 has 192 divisors, whose sum is σ = 1137628800. Its totient is φ = 88197120.

The previous prime is 396857003. The next prime is 396857023. The reversal of 396857010 is 10758693.

It is a super-2 number, since 2×396857010² = 314990972772280200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 396857010.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 3640836 + ... + 3640944.

It is an arithmetic number, because the mean of its divisors is an integer number (5925150).

Almost surely, 2^396857010 is an apocalyptic number.

396857010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 396857010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (568814400).

396857010 is an abundant number, since it is smaller than the sum of its proper divisors (740771790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

396857010 is a wasteful number, since it uses less digits than its factorization.

396857010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 396857010 is about 19921.2702908223. The cubic root of 396857010 is about 734.8714107036.

The spelling of 396857010 in words is "three hundred ninety-six million, eight hundred fifty-seven thousand, ten".