395456428 has 6 divisors (see below), whose sum is σ = 692048756. Its totient is φ = 197728212.

The previous prime is 395456417. The next prime is 395456447. The reversal of 395456428 is 824654593.

It is a super-3 number, since 3×395456428³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49432050 + ... + 49432057.

Almost surely, 2^395456428 is an apocalyptic number.

It is an amenable number.

395456428 is a deficient number, since it is larger than the sum of its proper divisors (296592328).

395456428 is a wasteful number, since it uses less digits than its factorization.

395456428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98864111 (or 98864109 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 46.

The square root of 395456428 is about 19886.0862916764. The cubic root of 395456428 is about 734.0058925398.

The spelling of 395456428 in words is "three hundred ninety-five million, four hundred fifty-six thousand, four hundred twenty-eight".