55253732 has 24 divisors (see below), whose sum is σ = 100044672. Its totient is φ = 26683200.

The previous prime is 55253713. The next prime is 55253741. The reversal of 55253732 is 23735255.

55253732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15257 + ... + 18527.

It is an arithmetic number, because the mean of its divisors is an integer number (4168528).

Almost surely, 2^55253732 is an apocalyptic number.

It is an amenable number.

55253732 is a deficient number, since it is larger than the sum of its proper divisors (44790940).

55253732 is a wasteful number, since it uses less digits than its factorization.

55253732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3419 (or 3417 counting only the distinct ones).

The product of its digits is 31500, while the sum is 32.

The square root of 55253732 is about 7433.2854109068. The cubic root of 55253732 is about 380.8791555815.

Adding to 55253732 its reverse (23735255), we get a palindrome (78988987).

The spelling of 55253732 in words is "fifty-five million, two hundred fifty-three thousand, seven hundred thirty-two".