51736265 has 8 divisors (see below), whose sum is σ = 70952640. Its totient is φ = 35476272.

The previous prime is 51736247. The next prime is 51736271. The reversal of 51736265 is 56263715.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51736265 - 2¹² = 51732169 is a prime.

It is a super-2 number, since 2×51736265² = 5353282232300450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 1478179 = 51736265 / (5 + 1 + 7 + 3 + 6 + 2 + 6 + 5).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 739055 + ... + 739124.

It is an arithmetic number, because the mean of its divisors is an integer number (8869080).

Almost surely, 2^51736265 is an apocalyptic number.

It is an amenable number.

51736265 is a deficient number, since it is larger than the sum of its proper divisors (19216375).

51736265 is a wasteful number, since it uses less digits than its factorization.

51736265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478191.

The product of its digits is 37800, while the sum is 35.

The square root of 51736265 is about 7192.7925731248. The cubic root of 51736265 is about 372.6190241688.

The spelling of 51736265 in words is "fifty-one million, seven hundred thirty-six thousand, two hundred sixty-five".