397330600 has 48 divisors (see below), whose sum is σ = 932021820. Its totient is φ = 157516800.

The previous prime is 397330573. The next prime is 397330601. The reversal of 397330600 is 6033793.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 14032516 + 383298084 = 3746^2 + 19578^2 .

It is not an unprimeable number, because it can be changed into a prime (397330601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13810 + ... + 31390.

Almost surely, 2^397330600 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 397330600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (466010910).

397330600 is an abundant number, since it is smaller than the sum of its proper divisors (534691220).

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

397330600 is a wasteful number, since it uses less digits than its factorization.

397330600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17710 (or 17701 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 31.

The square root of 397330600 is about 19933.1532879271. The cubic root of 397330600 is about 735.1636145238.

The spelling of 397330600 in words is "three hundred ninety-seven million, three hundred thirty thousand, six hundred".