455638425 has 48 divisors (see below), whose sum is σ = 832327680. Its totient is φ = 218088000.

The previous prime is 455638399. The next prime is 455638427. The reversal of 455638425 is 524836554.

It is not a de Polignac number, because 455638425 - 2¹⁰ = 455637401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (455638427) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61680 + ... + 68670.

It is an arithmetic number, because the mean of its divisors is an integer number (17340160).

Almost surely, 2^455638425 is an apocalyptic number.

It is an amenable number.

455638425 is a deficient number, since it is larger than the sum of its proper divisors (376689255).

455638425 is a wasteful number, since it uses less digits than its factorization.

455638425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7094 (or 7089 counting only the distinct ones).

The product of its digits is 576000, while the sum is 42.

The square root of 455638425 is about 21345.6886747652. The cubic root of 455638425 is about 769.4967336018.

The spelling of 455638425 in words is "four hundred fifty-five million, six hundred thirty-eight thousand, four hundred twenty-five".