455245425 has 18 divisors (see below), whose sum is σ = 815395542. Its totient is φ = 242797440.

The previous prime is 455245421. The next prime is 455245457. The reversal of 455245425 is 524542554.

It can be written as a sum of positive squares in 3 ways, for example, as 404496 + 454840929 = 636^2 + 21327^2 .

It is not a de Polignac number, because 455245425 - 2² = 455245421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 455245425.

It is not an unprimeable number, because it can be changed into a prime (455245421) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1011432 + ... + 1011881.

Almost surely, 2^455245425 is an apocalyptic number.

455245425 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

455245425 is a deficient number, since it is larger than the sum of its proper divisors (360150117).

455245425 is a wasteful number, since it uses less digits than its factorization.

455245425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2023329 (or 2023321 counting only the distinct ones).

The product of its digits is 160000, while the sum is 36.

The square root of 455245425 is about 21336.4810828777. The cubic root of 455245425 is about 769.2754329772.

Adding to 455245425 its reverse (524542554), we get a palindrome (979787979).

The spelling of 455245425 in words is "four hundred fifty-five million, two hundred forty-five thousand, four hundred twenty-five".