55269822 has 64 divisors (see below), whose sum is σ = 125107200. Its totient is φ = 16219008.

The previous prime is 55269821. The next prime is 55269827. The reversal of 55269822 is 22896255.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

Its product of digits (86400) is a multiple of the sum of its prime divisors (120).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55269821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 699579 + ... + 699657.

It is an arithmetic number, because the mean of its divisors is an integer number (1954800).

Almost surely, 2^55269822 is an apocalyptic number.

55269822 is an abundant number, since it is smaller than the sum of its proper divisors (69837378).

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

55269822 is a wasteful number, since it uses less digits than its factorization.

55269822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158 (or 120 counting only the distinct ones).

The product of its digits is 86400, while the sum is 39.

The square root of 55269822 is about 7434.3676260997. The cubic root of 55269822 is about 380.9161229237.

The spelling of 55269822 in words is "fifty-five million, two hundred sixty-nine thousand, eight hundred twenty-two".