397325403 has 6 divisors (see below), whose sum is σ = 573914484. Its totient is φ = 264883596.

The previous prime is 397325389. The next prime is 397325407. The reversal of 397325403 is 304523793.

It is not a de Polignac number, because 397325403 - 2⁴ = 397325387 is a prime.

It is a super-2 number, since 2×397325403² = 315734951738224818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (397325407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22073625 + ... + 22073642.

It is an arithmetic number, because the mean of its divisors is an integer number (95652414).

Almost surely, 2^397325403 is an apocalyptic number.

397325403 is a deficient number, since it is larger than the sum of its proper divisors (176589081).

397325403 is a wasteful number, since it uses less digits than its factorization.

397325403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44147273 (or 44147270 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 36.

The square root of 397325403 is about 19933.0229267916. The cubic root of 397325403 is about 735.1604092485.

The spelling of 397325403 in words is "three hundred ninety-seven million, three hundred twenty-five thousand, four hundred three".