395428016 has 10 divisors (see below), whose sum is σ = 766141812. Its totient is φ = 197714000.

The previous prime is 395428009. The next prime is 395428031. The reversal of 395428016 is 610824593.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12357110 + ... + 12357141.

Almost surely, 2^395428016 is an apocalyptic number.

It is an amenable number.

395428016 is a deficient number, since it is larger than the sum of its proper divisors (370713796).

395428016 is a wasteful number, since it uses less digits than its factorization.

395428016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24714259 (or 24714253 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 395428016 is about 19885.3719100247. The cubic root of 395428016 is about 733.9883136332.

The spelling of 395428016 in words is "three hundred ninety-five million, four hundred twenty-eight thousand, sixteen".