396368426 has 4 divisors (see below), whose sum is σ = 594552642. Its totient is φ = 198184212.

The previous prime is 396368417. The next prime is 396368429. The reversal of 396368426 is 624863693.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 361570225 + 34798201 = 19015^2 + 5899^2 .

It is not an unprimeable number, because it can be changed into a prime (396368429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99092105 + ... + 99092108.

Almost surely, 2^396368426 is an apocalyptic number.

396368426 is a deficient number, since it is larger than the sum of its proper divisors (198184216).

396368426 is a wasteful number, since it uses less digits than its factorization.

396368426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198184215.

The product of its digits is 1119744, while the sum is 47.

The square root of 396368426 is about 19909.0036415688. The cubic root of 396368426 is about 734.5697118970.

The spelling of 396368426 in words is "three hundred ninety-six million, three hundred sixty-eight thousand, four hundred twenty-six".