397079435 has 4 divisors (see below), whose sum is σ = 476495328. Its totient is φ = 317663544.

The previous prime is 397079413. The next prime is 397079443. The reversal of 397079435 is 534970793.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 397079435 - 2²⁸ = 128643979 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 397079435.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39707939 + ... + 39707948.

It is an arithmetic number, because the mean of its divisors is an integer number (119123832).

Almost surely, 2^397079435 is an apocalyptic number.

397079435 is a deficient number, since it is larger than the sum of its proper divisors (79415893).

397079435 is an equidigital number, since it uses as much as digits as its factorization.

397079435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79415892.

The product of its (nonzero) digits is 714420, while the sum is 47.

The square root of 397079435 is about 19926.8521096534. The cubic root of 397079435 is about 735.0086752952.

The spelling of 397079435 in words is "three hundred ninety-seven million, seventy-nine thousand, four hundred thirty-five".