55530452 has 6 divisors (see below), whose sum is σ = 97178298. Its totient is φ = 27765224.

The previous prime is 55530421. The next prime is 55530473. The reversal of 55530452 is 25403555.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 51897616 + 3632836 = 7204^2 + 1906^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6941303 + ... + 6941310.

It is an arithmetic number, because the mean of its divisors is an integer number (16196383).

Almost surely, 2^55530452 is an apocalyptic number.

It is an amenable number.

55530452 is a deficient number, since it is larger than the sum of its proper divisors (41647846).

55530452 is a wasteful number, since it uses less digits than its factorization.

55530452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13882617 (or 13882615 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 29.

The square root of 55530452 is about 7451.8757370208. The cubic root of 55530452 is about 381.5139327305.

The spelling of 55530452 in words is "fifty-five million, five hundred thirty thousand, four hundred fifty-two".