55264388 has 24 divisors (see below), whose sum is σ = 103041120. Its totient is φ = 25859520.

The previous prime is 55264381. The next prime is 55264397. The reversal of 55264388 is 88346255.

It is not an unprimeable number, because it can be changed into a prime (55264381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1928 + ... + 10688.

It is an arithmetic number, because the mean of its divisors is an integer number (4293380).

Almost surely, 2^55264388 is an apocalyptic number.

It is an amenable number.

55264388 is a deficient number, since it is larger than the sum of its proper divisors (47776732).

55264388 is a wasteful number, since it uses less digits than its factorization.

55264388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8867 (or 8865 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

The square root of 55264388 is about 7434.0021522730. The cubic root of 55264388 is about 380.9036389196.

The spelling of 55264388 in words is "fifty-five million, two hundred sixty-four thousand, three hundred eighty-eight".