52987699 has 8 divisors (see below), whose sum is σ = 55544832. Its totient is φ = 50451720.

The previous prime is 52987679. The next prime is 52987709. The reversal of 52987699 is 99678925.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52987699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52987619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37 + ... + 10294.

It is an arithmetic number, because the mean of its divisors is an integer number (6943104).

Almost surely, 2^52987699 is an apocalyptic number.

52987699 is a deficient number, since it is larger than the sum of its proper divisors (2557133).

52987699 is a wasteful number, since it uses less digits than its factorization.

52987699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10577.

The product of its digits is 2449440, while the sum is 55.

The square root of 52987699 is about 7279.2650041058. The cubic root of 52987699 is about 375.5995127515.

The spelling of 52987699 in words is "fifty-two million, nine hundred eighty-seven thousand, six hundred ninety-nine".