396697567 has 8 divisors (see below), whose sum is σ = 480037536. Its totient is φ = 320024832.

The previous prime is 396697547. The next prime is 396697577. The reversal of 396697567 is 765796693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 396697567 - 2¹⁹ = 396173279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396697507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1666678 + ... + 1666915.

It is an arithmetic number, because the mean of its divisors is an integer number (60004692).

Almost surely, 2^396697567 is an apocalyptic number.

396697567 is a deficient number, since it is larger than the sum of its proper divisors (83339969).

396697567 is a wasteful number, since it uses less digits than its factorization.

396697567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333617.

The product of its digits is 12859560, while the sum is 58.

The square root of 396697567 is about 19917.2680606553. The cubic root of 396697567 is about 734.7729824750.

The spelling of 396697567 in words is "three hundred ninety-six million, six hundred ninety-seven thousand, five hundred sixty-seven".