455772394 has 48 divisors (see below), whose sum is σ = 878923584. Its totient is φ = 173416320.

The previous prime is 455772379. The next prime is 455772467. The reversal of 455772394 is 493277554.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69714 + ... + 75970.

It is an arithmetic number, because the mean of its divisors is an integer number (18310908).

Almost surely, 2^455772394 is an apocalyptic number.

455772394 is a deficient number, since it is larger than the sum of its proper divisors (423151190).

455772394 is a wasteful number, since it uses less digits than its factorization.

455772394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6331 (or 6320 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 46.

The square root of 455772394 is about 21348.8265251278. The cubic root of 455772394 is about 769.5721432543.

The spelling of 455772394 in words is "four hundred fifty-five million, seven hundred seventy-two thousand, three hundred ninety-four".