397527088 has 80 divisors (see below), whose sum is σ = 907441920. Its totient is φ = 165166848.

The previous prime is 397527077. The next prime is 397527113. The reversal of 397527088 is 880725793.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 948543 + ... + 948961.

It is an arithmetic number, because the mean of its divisors is an integer number (11343024).

Almost surely, 2^397527088 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 397527088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (453720960).

397527088 is an abundant number, since it is smaller than the sum of its proper divisors (509914832).

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

397527088 is a wasteful number, since it uses less digits than its factorization.

397527088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674 (or 668 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 49.

The square root of 397527088 is about 19938.0813520258. The cubic root of 397527088 is about 735.2847789677.

The spelling of 397527088 in words is "three hundred ninety-seven million, five hundred twenty-seven thousand, eighty-eight".