51462225 has 36 divisors (see below), whose sum is σ = 92586832. Its totient is φ = 27324000.

The previous prime is 51462209. The next prime is 51462239. The reversal of 51462225 is 52226415.

51462225 is a `hidden beast` number, since 5 + 14 + 622 + 25 = 666.

It is not a de Polignac number, because 51462225 - 2⁴ = 51462209 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 74130 + ... + 74820.

Almost surely, 2^51462225 is an apocalyptic number.

It is an amenable number.

51462225 is a deficient number, since it is larger than the sum of its proper divisors (41124607).

51462225 is a wasteful number, since it uses less digits than its factorization.

51462225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038 (or 1030 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 51462225 is about 7173.7176554420. The cubic root of 51462225 is about 371.9599549332.

The spelling of 51462225 in words is "fifty-one million, four hundred sixty-two thousand, two hundred twenty-five".