55271652 has 24 divisors (see below), whose sum is σ = 129237696. Its totient is φ = 18385248.

The previous prime is 55271647. The next prime is 55271677. The reversal of 55271652 is 25617255.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1458 + ... + 10614.

It is an arithmetic number, because the mean of its divisors is an integer number (5384904).

Almost surely, 2^55271652 is an apocalyptic number.

It is an amenable number.

55271652 is an abundant number, since it is smaller than the sum of its proper divisors (73966044).

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

55271652 is a wasteful number, since it uses less digits than its factorization.

55271652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9667 (or 9665 counting only the distinct ones).

The product of its digits is 21000, while the sum is 33.

The square root of 55271652 is about 7434.4907021261. The cubic root of 55271652 is about 380.9203269588.

The spelling of 55271652 in words is "fifty-five million, two hundred seventy-one thousand, six hundred fifty-two".