397323248 has 20 divisors (see below), whose sum is σ = 879787440. Its totient is φ = 170281344.

The previous prime is 397323247. The next prime is 397323253. The reversal of 397323248 is 842323793.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397323247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1773653 + ... + 1773876.

It is an arithmetic number, because the mean of its divisors is an integer number (43989372).

Almost surely, 2^397323248 is an apocalyptic number.

It is an amenable number.

397323248 is an abundant number, since it is smaller than the sum of its proper divisors (482464192).

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

397323248 is a wasteful number, since it uses less digits than its factorization.

397323248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3547544 (or 3547538 counting only the distinct ones).

The product of its digits is 217728, while the sum is 41.

The square root of 397323248 is about 19932.9688706926. The cubic root of 397323248 is about 735.1590801334.

The spelling of 397323248 in words is "three hundred ninety-seven million, three hundred twenty-three thousand, two hundred forty-eight".