51632327 has 2 divisors, whose sum is σ = 51632328. Its totient is φ = 51632326.

The previous prime is 51632323. The next prime is 51632351. The reversal of 51632327 is 72323615.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51632327 - 2² = 51632323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51632327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51632323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25816163 + 25816164.

It is an arithmetic number, because the mean of its divisors is an integer number (25816164).

Almost surely, 2^51632327 is an apocalyptic number.

51632327 is a deficient number, since it is larger than the sum of its proper divisors (1).

51632327 is an equidigital number, since it uses as much as digits as its factorization.

51632327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 29.

The square root of 51632327 is about 7185.5637913806. The cubic root of 51632327 is about 372.3693267159.

The spelling of 51632327 in words is "fifty-one million, six hundred thirty-two thousand, three hundred twenty-seven".