53489425 has 12 divisors (see below), whose sum is σ = 72356976. Its totient is φ = 38901200.

The previous prime is 53489419. The next prime is 53489437. The reversal of 53489425 is 52498435.

It is not a de Polignac number, because 53489425 - 2³ = 53489417 is a prime.

It is a super-2 number, since 2×53489425² = 5722237173661250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96979 + ... + 97528.

It is an arithmetic number, because the mean of its divisors is an integer number (6029748).

Almost surely, 2^53489425 is an apocalyptic number.

53489425 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53489425 is a deficient number, since it is larger than the sum of its proper divisors (18867551).

53489425 is a wasteful number, since it uses less digits than its factorization.

53489425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194528 (or 194523 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

The square root of 53489425 is about 7313.6464913202. The cubic root of 53489425 is about 376.7812735895.

The spelling of 53489425 in words is "fifty-three million, four hundred eighty-nine thousand, four hundred twenty-five".