55873268 has 12 divisors (see below), whose sum is σ = 106667232. Its totient is φ = 25396920.

The previous prime is 55873267. The next prime is 55873273. The reversal of 55873268 is 86237855.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 1269847 = 55873268 / (5 + 5 + 8 + 7 + 3 + 2 + 6 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55873267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 634880 + ... + 634967.

It is an arithmetic number, because the mean of its divisors is an integer number (8888936).

Almost surely, 2^55873268 is an apocalyptic number.

It is an amenable number.

55873268 is a deficient number, since it is larger than the sum of its proper divisors (50793964).

55873268 is a wasteful number, since it uses less digits than its factorization.

55873268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269862 (or 1269860 counting only the distinct ones).

The product of its digits is 403200, while the sum is 44.

The square root of 55873268 is about 7474.8423394745. The cubic root of 55873268 is about 382.2974119075.

The spelling of 55873268 in words is "fifty-five million, eight hundred seventy-three thousand, two hundred sixty-eight".