53425489 has 4 divisors (see below), whose sum is σ = 57535156. Its totient is φ = 49315824.

The previous prime is 53425487. The next prime is 53425499. The reversal of 53425489 is 98452435.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 28174864 + 25250625 = 5308^2 + 5025^2 .

It is a cyclic number.

It is not a de Polignac number, because 53425489 - 2¹ = 53425487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53425487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2054814 + ... + 2054839.

It is an arithmetic number, because the mean of its divisors is an integer number (14383789).

Almost surely, 2^53425489 is an apocalyptic number.

It is an amenable number.

53425489 is a deficient number, since it is larger than the sum of its proper divisors (4109667).

53425489 is a wasteful number, since it uses less digits than its factorization.

53425489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4109666.

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

The square root of 53425489 is about 7309.2741773722. The cubic root of 53425489 is about 376.6310913051.

The spelling of 53425489 in words is "fifty-three million, four hundred twenty-five thousand, four hundred eighty-nine".