51682274 has 32 divisors (see below), whose sum is σ = 90961920. Its totient is φ = 21567312.

The previous prime is 51682243. The next prime is 51682277. The reversal of 51682274 is 47228615.

51682274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×51682274² = 5342114891622152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51682277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91517 + ... + 92079.

It is an arithmetic number, because the mean of its divisors is an integer number (2842560).

Almost surely, 2^51682274 is an apocalyptic number.

51682274 is a deficient number, since it is larger than the sum of its proper divisors (39279646).

51682274 is a wasteful number, since it uses less digits than its factorization.

51682274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734.

The product of its digits is 26880, while the sum is 35.

The square root of 51682274 is about 7189.0384614356. The cubic root of 51682274 is about 372.4893596348.

The spelling of 51682274 in words is "fifty-one million, six hundred eighty-two thousand, two hundred seventy-four".