52554399 has 16 divisors (see below), whose sum is σ = 74215680. Its totient is φ = 32987520.

The previous prime is 52554391. The next prime is 52554421. The reversal of 52554399 is 99345525.

It is not a de Polignac number, because 52554399 - 2³ = 52554391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52554399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52554391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6759 + ... + 12279.

It is an arithmetic number, because the mean of its divisors is an integer number (4638480).

Almost surely, 2^52554399 is an apocalyptic number.

52554399 is a deficient number, since it is larger than the sum of its proper divisors (21661281).

52554399 is a wasteful number, since it uses less digits than its factorization.

52554399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5710.

The product of its digits is 243000, while the sum is 42.

The square root of 52554399 is about 7249.4412888167. The cubic root of 52554399 is about 374.5729039775.

The spelling of 52554399 in words is "fifty-two million, five hundred fifty-four thousand, three hundred ninety-nine".