53453225 has 24 divisors (see below), whose sum is σ = 76090368. Its totient is φ = 36489600.

The previous prime is 53453209. The next prime is 53453227. The reversal of 53453225 is 52235435.

It is not a de Polignac number, because 53453225 - 2⁴ = 53453209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53453227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48632 + ... + 49718.

It is an arithmetic number, because the mean of its divisors is an integer number (3170432).

Almost surely, 2^53453225 is an apocalyptic number.

It is an amenable number.

53453225 is a deficient number, since it is larger than the sum of its proper divisors (22637143).

53453225 is a wasteful number, since it uses less digits than its factorization.

53453225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385 (or 1380 counting only the distinct ones).

The product of its digits is 18000, while the sum is 29.

The square root of 53453225 is about 7311.1712467976. The cubic root of 53453225 is about 376.6962564097.

The spelling of 53453225 in words is "fifty-three million, four hundred fifty-three thousand, two hundred twenty-five".