52745999 has 4 divisors (see below), whose sum is σ = 52762080. Its totient is φ = 52729920.

The previous prime is 52745963. The next prime is 52746007. The reversal of 52745999 is 99954725.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 52745999 - 2⁸ = 52745743 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 (52745929) 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, 1154 + ... + 10335.

It is an arithmetic number, because the mean of its divisors is an integer number (13190520).

Almost surely, 2^52745999 is an apocalyptic number.

52745999 is a deficient number, since it is larger than the sum of its proper divisors (16081).

52745999 is a wasteful number, since it uses less digits than its factorization.

52745999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16080.

The product of its digits is 1020600, while the sum is 50.

The square root of 52745999 is about 7262.6440777447. The cubic root of 52745999 is about 375.0275511610.

The spelling of 52745999 in words is "fifty-two million, seven hundred forty-five thousand, nine hundred ninety-nine".