53042425 has 12 divisors (see below), whose sum is σ = 66414400. Its totient is φ = 42019920.

The previous prime is 53042401. The next prime is 53042441. The reversal of 53042425 is 52424035.

It is not a de Polignac number, because 53042425 - 2⁹ = 53041913 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 53042425.

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, 7725 + ... + 12874.

Almost surely, 2^53042425 is an apocalyptic number.

It is an amenable number.

53042425 is a deficient number, since it is larger than the sum of its proper divisors (13371975).

53042425 is a wasteful number, since it uses less digits than its factorization.

53042425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20712 (or 20707 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 53042425 is about 7283.0230673807. The cubic root of 53042425 is about 375.7287753723.

The spelling of 53042425 in words is "fifty-three million, forty-two thousand, four hundred twenty-five".