55022526 has 48 divisors (see below), whose sum is σ = 129978576. Its totient is φ = 16720128.

The previous prime is 55022521. The next prime is 55022531. The reversal of 55022526 is 62522055.

It is an interprime number because it is at equal distance from previous prime (55022521) and next prime (55022531).

It is a self number, because there is not a number n which added to its sum of digits gives 55022526.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55022521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18006 + ... + 20838.

It is an arithmetic number, because the mean of its divisors is an integer number (2707887).

Almost surely, 2^55022526 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55022526, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64989288).

55022526 is an abundant number, since it is smaller than the sum of its proper divisors (74956050).

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

55022526 is a wasteful number, since it uses less digits than its factorization.

55022526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2937 (or 2934 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 55022526 is about 7417.7170342363. The cubic root of 55022526 is about 380.3471573578.

The spelling of 55022526 in words is "fifty-five million, twenty-two thousand, five hundred twenty-six".