51236367 has 32 divisors (see below), whose sum is σ = 85532160. Its totient is φ = 26559360.

The previous prime is 51236363. The next prime is 51236371. The reversal of 51236367 is 76363215.

It is an interprime number because it is at equal distance from previous prime (51236363) and next prime (51236371).

It is not a de Polignac number, because 51236367 - 2² = 51236363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51236363) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14517 + ... + 17697.

It is an arithmetic number, because the mean of its divisors is an integer number (2672880).

Almost surely, 2^51236367 is an apocalyptic number.

51236367 is a deficient number, since it is larger than the sum of its proper divisors (34295793).

51236367 is a wasteful number, since it uses less digits than its factorization.

51236367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3263.

The product of its digits is 22680, while the sum is 33.

The square root of 51236367 is about 7157.9582982859. The cubic root of 51236367 is about 371.4150028926.

The spelling of 51236367 in words is "fifty-one million, two hundred thirty-six thousand, three hundred sixty-seven".