396925620 has 192 divisors, whose sum is σ = 1380341760. Its totient is φ = 82985472.

The previous prime is 396925619. The next prime is 396925663. The reversal of 396925620 is 26529693.

396925620 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 758679 + ... + 759201.

It is an arithmetic number, because the mean of its divisors is an integer number (7189280).

Almost surely, 2^396925620 is an apocalyptic number.

396925620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 396925620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (690170880).

396925620 is an abundant number, since it is smaller than the sum of its proper divisors (983416140).

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

396925620 is a wasteful number, since it uses less digits than its factorization.

396925620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694 (or 692 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 42.

The square root of 396925620 is about 19922.9922451423. The cubic root of 396925620 is about 734.9137572927.

The spelling of 396925620 in words is "three hundred ninety-six million, nine hundred twenty-five thousand, six hundred twenty".