53625999 has 16 divisors (see below), whose sum is σ = 86017280. Its totient is φ = 29030400.

The previous prime is 53625997. The next prime is 53626003. The reversal of 53625999 is 99952635.

It is not a de Polignac number, because 53625999 - 2¹ = 53625997 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 (53625997) 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, 66802 + ... + 67599.

It is an arithmetic number, because the mean of its divisors is an integer number (5376080).

Almost surely, 2^53625999 is an apocalyptic number.

53625999 is a deficient number, since it is larger than the sum of its proper divisors (32391281).

53625999 is a wasteful number, since it uses less digits than its factorization.

53625999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134430.

The product of its digits is 656100, while the sum is 48.

The square root of 53625999 is about 7322.9774682161. The cubic root of 53625999 is about 377.1016783019.

The spelling of 53625999 in words is "fifty-three million, six hundred twenty-five thousand, nine hundred ninety-nine".