52198899 has 4 divisors (see below), whose sum is σ = 69598536. Its totient is φ = 34799264.

The previous prime is 52198879. The next prime is 52198931. The reversal of 52198899 is 99889125.

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 52198899 - 2⁹ = 52198387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52198819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8699814 + ... + 8699819.

It is an arithmetic number, because the mean of its divisors is an integer number (17399634).

Almost surely, 2^52198899 is an apocalyptic number.

52198899 is a deficient number, since it is larger than the sum of its proper divisors (17399637).

52198899 is a wasteful number, since it uses less digits than its factorization.

52198899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17399636.

The product of its digits is 466560, while the sum is 51.

The square root of 52198899 is about 7224.8805526458. The cubic root of 52198899 is about 373.7264029874.

The spelling of 52198899 in words is "fifty-two million, one hundred ninety-eight thousand, eight hundred ninety-nine".