51822268 has 12 divisors (see below), whose sum is σ = 91018312. Its totient is φ = 25817040.

The previous prime is 51822263. The next prime is 51822283. The reversal of 51822268 is 86222815.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51822263) 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, 22278 + ... + 24493.

Almost surely, 2^51822268 is an apocalyptic number.

It is an amenable number.

51822268 is a deficient number, since it is larger than the sum of its proper divisors (39196044).

51822268 is a wasteful number, since it uses less digits than its factorization.

51822268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47052 (or 47050 counting only the distinct ones).

The product of its digits is 15360, while the sum is 34.

The square root of 51822268 is about 7198.7685057932. The cubic root of 51822268 is about 372.8253824042.

The spelling of 51822268 in words is "fifty-one million, eight hundred twenty-two thousand, two hundred sixty-eight".