55740252 has 24 divisors (see below), whose sum is σ = 130258576. Its totient is φ = 18551808.

The previous prime is 55740239. The next prime is 55740253. The reversal of 55740252 is 25204755.

55740252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55740253) by changing a digit.

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, 5628 + ... + 11964.

Almost surely, 2^55740252 is an apocalyptic number.

It is an amenable number.

55740252 is an abundant number, since it is smaller than the sum of its proper divisors (74518324).

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

55740252 is a wasteful number, since it uses less digits than its factorization.

55740252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7077 (or 7075 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 55740252 is about 7465.9394586348. The cubic root of 55740252 is about 381.9937957564.

The spelling of 55740252 in words is "fifty-five million, seven hundred forty thousand, two hundred fifty-two".