455972770 has 24 divisors (see below), whose sum is σ = 902150172. Its totient is φ = 165807840.

The previous prime is 455972761. The next prime is 455972791. The reversal of 455972770 is 77279554.

It can be written as a sum of positive squares in 2 ways, for example, as 454926241 + 1046529 = 21329^2 + 1023^2 .

It is a super-2 number, since 2×455972770² = 415822333962945800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 455972770.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187209 + ... + 189628.

Almost surely, 2^455972770 is an apocalyptic number.

455972770 is a deficient number, since it is larger than the sum of its proper divisors (446177402).

455972770 is a wasteful number, since it uses less digits than its factorization.

455972770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376866 (or 376855 counting only the distinct ones).

The product of its (nonzero) digits is 617400, while the sum is 46.

The square root of 455972770 is about 21353.5189137528. The cubic root of 455972770 is about 769.6849050899.

The spelling of 455972770 in words is "four hundred fifty-five million, nine hundred seventy-two thousand, seven hundred seventy".