51037365 has 16 divisors (see below), whose sum is σ = 81792000. Its totient is φ = 27175872.

The previous prime is 51037351. The next prime is 51037369. The reversal of 51037365 is 56373015.

It is not a de Polignac number, because 51037365 - 2⁷ = 51037237 is a prime.

It is a super-2 number, since 2×51037365² = 5209625252286450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51037369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8236 + ... + 13034.

It is an arithmetic number, because the mean of its divisors is an integer number (5112000).

Almost surely, 2^51037365 is an apocalyptic number.

It is an amenable number.

51037365 is a deficient number, since it is larger than the sum of its proper divisors (30754635).

51037365 is a wasteful number, since it uses less digits than its factorization.

51037365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5516.

The product of its (nonzero) digits is 9450, while the sum is 30.

The square root of 51037365 is about 7144.0440228207. The cubic root of 51037365 is about 370.9335204902.

The spelling of 51037365 in words is "fifty-one million, thirty-seven thousand, three hundred sixty-five".