396619671 has 24 divisors (see below), whose sum is σ = 616512000. Its totient is φ = 226143792.

The previous prime is 396619669. The next prime is 396619679. The reversal of 396619671 is 176916693.

It is not a de Polignac number, because 396619671 - 2¹ = 396619669 is a prime.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 396619671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396619679) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70650 + ... + 76056.

It is an arithmetic number, because the mean of its divisors is an integer number (25688000).

Almost surely, 2^396619671 is an apocalyptic number.

396619671 is a deficient number, since it is larger than the sum of its proper divisors (219892329).

396619671 is a wasteful number, since it uses less digits than its factorization.

396619671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5923 (or 5916 counting only the distinct ones).

The product of its digits is 367416, while the sum is 48.

The square root of 396619671 is about 19915.3124755802. The cubic root of 396619671 is about 734.7248856983.

The spelling of 396619671 in words is "three hundred ninety-six million, six hundred nineteen thousand, six hundred seventy-one".