397320300 has 216 divisors, whose sum is σ = 1388609040. Its totient is φ = 94348800.

The previous prime is 397320269. The next prime is 397320323. The reversal of 397320300 is 3023793.

397320300 is a `hidden beast` number, since 39 + 7 + 320 + 300 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 338715 + ... + 339885.

Almost surely, 2^397320300 is an apocalyptic number.

397320300 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 397320300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (694304520).

397320300 is an abundant number, since it is smaller than the sum of its proper divisors (991288740).

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

397320300 is a wasteful number, since it uses less digits than its factorization.

397320300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233 (or 1223 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 27.

The square root of 397320300 is about 19932.8949227151. The cubic root of 397320300 is about 735.1572619208.

The spelling of 397320300 in words is "three hundred ninety-seven million, three hundred twenty thousand, three hundred".