51872276 has 12 divisors (see below), whose sum is σ = 92887872. Its totient is φ = 25332888.

The previous prime is 51872273. The next prime is 51872281. The reversal of 51872276 is 67227815.

It is a super-3 number, since 3×51872276³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51872273) 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, 150620 + ... + 150963.

It is an arithmetic number, because the mean of its divisors is an integer number (7740656).

Almost surely, 2^51872276 is an apocalyptic number.

It is an amenable number.

51872276 is a deficient number, since it is larger than the sum of its proper divisors (41015596).

51872276 is a wasteful number, since it uses less digits than its factorization.

51872276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301630 (or 301628 counting only the distinct ones).

The product of its digits is 47040, while the sum is 38.

The square root of 51872276 is about 7202.2410401208. The cubic root of 51872276 is about 372.9452681759.

The spelling of 51872276 in words is "fifty-one million, eight hundred seventy-two thousand, two hundred seventy-six".