456442898 has 6 divisors (see below), whose sum is σ = 684709671. Its totient is φ = 228206342.

The previous prime is 456442879. The next prime is 456442901. The reversal of 456442898 is 898244654.

It can be written as a sum of positive squares in only one way, i.e., 228221449 + 228221449 = 15107^2 + 15107^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=15107.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 22661 + ... + 37767.

Almost surely, 2^456442898 is an apocalyptic number.

456442898 is a deficient number, since it is larger than the sum of its proper divisors (228266773).

456442898 is an frugal number, since it uses more digits than its factorization.

456442898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30216 (or 15109 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 50.

The square root of 456442898 is about 21364.5242867703. The cubic root of 456442898 is about 769.9493405700.

Multiplying 456442898 by its sum of digits (50), we get a square (22822144900 = 151070²).

The spelling of 456442898 in words is "four hundred fifty-six million, four hundred forty-two thousand, eight hundred ninety-eight".