455257000 has 64 divisors (see below), whose sum is σ = 1162175040. Its totient is φ = 165544000.

The previous prime is 455256973. The next prime is 455257003. The reversal of 455257000 is 752554.

It is a self number, because there is not a number n which added to its sum of digits gives 455257000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455257003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9694 + ... + 31693.

It is an arithmetic number, because the mean of its divisors is an integer number (18158985).

Almost surely, 2^455257000 is an apocalyptic number.

455257000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

455257000 is an abundant number, since it is smaller than the sum of its proper divisors (706918040).

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

455257000 is a wasteful number, since it uses less digits than its factorization.

455257000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41419 (or 41405 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 455257000 is about 21336.7523301931. The cubic root of 455257000 is about 769.2819527481.

It can be divided in two parts, 45525 and 7000, that added together give a palindrome (52525).

The spelling of 455257000 in words is "four hundred fifty-five million, two hundred fifty-seven thousand".