55261052 has 48 divisors (see below), whose sum is σ = 122653440. Its totient is φ = 21158400.

The previous prime is 55261043. The next prime is 55261093. The reversal of 55261052 is 25016255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16652 + ... + 19692.

It is an arithmetic number, because the mean of its divisors is an integer number (2555280).

Almost surely, 2^55261052 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55261052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61326720).

55261052 is an abundant number, since it is smaller than the sum of its proper divisors (67392388).

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

55261052 is a wasteful number, since it uses less digits than its factorization.

55261052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3122 (or 3120 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 55261052 is about 7433.7777744563. Note that the first 5 decimals coincide. The cubic root of 55261052 is about 380.8959744292.

The spelling of 55261052 in words is "fifty-five million, two hundred sixty-one thousand, fifty-two".