453140256 has 24 divisors (see below), whose sum is σ = 1189493424. Its totient is φ = 151046720.

The previous prime is 453140251. The next prime is 453140257. The reversal of 453140256 is 652041354.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (453140251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2360010 + ... + 2360201.

It is an arithmetic number, because the mean of its divisors is an integer number (49562226).

Almost surely, 2^453140256 is an apocalyptic number.

It is an amenable number.

453140256 is an abundant number, since it is smaller than the sum of its proper divisors (736353168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

453140256 is a wasteful number, since it uses less digits than its factorization.

453140256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4720224 (or 4720216 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 453140256 is about 21287.0912996586. The cubic root of 453140256 is about 768.0878263276.

The spelling of 453140256 in words is "four hundred fifty-three million, one hundred forty thousand, two hundred fifty-six".