397752 has 16 divisors (see below), whose sum is σ = 994440. Its totient is φ = 132576.

The previous prime is 397751. The next prime is 397753. The reversal of 397752 is 257793.

It is an interprime number because it is at equal distance from previous prime (397751) and next prime (397753).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397751) 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, 8263 + ... + 8310.

2³⁹⁷⁷⁵² is an apocalyptic number.

It is an amenable number.

397752 is an abundant number, since it is smaller than the sum of its proper divisors (596688).

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

397752 is a wasteful number, since it uses less digits than its factorization.

397752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16582 (or 16578 counting only the distinct ones).

The product of its digits is 13230, while the sum is 33.

The square root of 397752 is about 630.6758279814. The cubic root of 397752 is about 73.5423422091.

The spelling of 397752 in words is "three hundred ninety-seven thousand, seven hundred fifty-two".