55799022 has 8 divisors (see below), whose sum is σ = 111598056. Its totient is φ = 18599672.

The previous prime is 55799021. The next prime is 55799027. The reversal of 55799022 is 22099755.

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

55799022 is an admirable number.

It is a super-2 number, since 2×55799022² = 6227061712312968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55799021) 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, 4649913 + ... + 4649924.

It is an arithmetic number, because the mean of its divisors is an integer number (13949757).

Almost surely, 2^55799022 is an apocalyptic number.

55799022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55799022 is a wasteful number, since it uses less digits than its factorization.

55799022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9299842.

The product of its (nonzero) digits is 56700, while the sum is 39.

The square root of 55799022 is about 7469.8742961311. The cubic root of 55799022 is about 382.1280009264.

The spelling of 55799022 in words is "fifty-five million, seven hundred ninety-nine thousand, twenty-two".