53004458 has 16 divisors (see below), whose sum is σ = 86385096. Its totient is φ = 24245760.

The previous prime is 53004449. The next prime is 53004463. The reversal of 53004458 is 85440035.

It can be written as a sum of positive squares in 4 ways, for example, as 6723649 + 46280809 = 2593^2 + 6803^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53004458.

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 7 ways as a sum of consecutive naturals, for example, 6083 + ... + 11958.

Almost surely, 2^53004458 is an apocalyptic number.

53004458 is a deficient number, since it is larger than the sum of its proper divisors (33380638).

53004458 is a wasteful number, since it uses less digits than its factorization.

53004458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18169.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 53004458 is about 7280.4160595395. The cubic root of 53004458 is about 375.6391069016.

The spelling of 53004458 in words is "fifty-three million, four thousand, four hundred fifty-eight".