55022099 has 8 divisors (see below), whose sum is σ = 60086448. Its totient is φ = 49968160.

The previous prime is 55022087. The next prime is 55022113. The reversal of 55022099 is 99022055.

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

It is not a de Polignac number, because 55022099 - 2²⁰ = 53973523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55022039) 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, 12089 + ... + 16005.

It is an arithmetic number, because the mean of its divisors is an integer number (7510806).

Almost surely, 2^55022099 is an apocalyptic number.

55022099 is a deficient number, since it is larger than the sum of its proper divisors (5064349).

55022099 is a wasteful number, since it uses less digits than its factorization.

55022099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5205.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 55022099 is about 7417.6882517399. The cubic root of 55022099 is about 380.3461734658.

The spelling of 55022099 in words is "fifty-five million, twenty-two thousand, ninety-nine".