450878425 has 12 divisors (see below), whose sum is σ = 560128336. Its totient is φ = 360032400.

The previous prime is 450878401. The next prime is 450878447. The reversal of 450878425 is 524878054.

It is a happy number.

It is not a de Polignac number, because 450878425 - 2¹⁵ = 450845657 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2811 + ... + 30160.

Almost surely, 2^450878425 is an apocalyptic number.

It is an amenable number.

450878425 is a deficient number, since it is larger than the sum of its proper divisors (109249911).

450878425 is a wasteful number, since it uses less digits than its factorization.

450878425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33528 (or 33523 counting only the distinct ones).

The product of its (nonzero) digits is 358400, while the sum is 43.

The square root of 450878425 is about 21233.8980170858. The cubic root of 450878425 is about 766.8077344912.

The spelling of 450878425 in words is "four hundred fifty million, eight hundred seventy-eight thousand, four hundred twenty-five".