52217099 has 4 divisors (see below), whose sum is σ = 56964120. Its totient is φ = 47470080.

The previous prime is 52217083. The next prime is 52217129. The reversal of 52217099 is 99071225.

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 52217099 - 2⁴ = 52217083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52217029) 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, 2373494 + ... + 2373515.

It is an arithmetic number, because the mean of its divisors is an integer number (14241030).

Almost surely, 2^52217099 is an apocalyptic number.

52217099 is a deficient number, since it is larger than the sum of its proper divisors (4747021).

52217099 is a wasteful number, since it uses less digits than its factorization.

52217099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4747020.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 52217099 is about 7226.1399792697. The cubic root of 52217099 is about 373.7698332149.

The spelling of 52217099 in words is "fifty-two million, two hundred seventeen thousand, ninety-nine".