55488292 has 6 divisors (see below), whose sum is σ = 97104518. Its totient is φ = 27744144.

The previous prime is 55488269. The next prime is 55488313. The reversal of 55488292 is 29288455.

It can be written as a sum of positive squares in only one way, i.e., 33454656 + 22033636 = 5784^2 + 4694^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6936033 + ... + 6936040.

Almost surely, 2^55488292 is an apocalyptic number.

It is an amenable number.

55488292 is a deficient number, since it is larger than the sum of its proper divisors (41616226).

55488292 is a wasteful number, since it uses less digits than its factorization.

55488292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13872077 (or 13872075 counting only the distinct ones).

The product of its digits is 230400, while the sum is 43.

The square root of 55488292 is about 7449.0463819203. The cubic root of 55488292 is about 381.4173568930.

The spelling of 55488292 in words is "fifty-five million, four hundred eighty-eight thousand, two hundred ninety-two".