455723290 has 16 divisors (see below), whose sum is σ = 894875040. Its totient is φ = 165717520.

The previous prime is 455723287. The next prime is 455723291. The reversal of 455723290 is 92327554.

It is not an unprimeable number, because it can be changed into a prime (455723291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2071360 + ... + 2071579.

It is an arithmetic number, because the mean of its divisors is an integer number (55929690).

Almost surely, 2^455723290 is an apocalyptic number.

455723290 is a deficient number, since it is larger than the sum of its proper divisors (439151750).

455723290 is a wasteful number, since it uses less digits than its factorization.

455723290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4142957.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 455723290 is about 21347.6764543591. The cubic root of 455723290 is about 769.5445048774.

The spelling of 455723290 in words is "four hundred fifty-five million, seven hundred twenty-three thousand, two hundred ninety".