51925265 has 16 divisors (see below), whose sum is σ = 72190848. Its totient is φ = 35116416.

The previous prime is 51925253. The next prime is 51925273. The reversal of 51925265 is 56252915.

It is a cyclic number.

It is not a de Polignac number, because 51925265 - 2⁴ = 51925249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7607 + ... + 12716.

It is an arithmetic number, because the mean of its divisors is an integer number (4511928).

Almost surely, 2^51925265 is an apocalyptic number.

It is an amenable number.

51925265 is a deficient number, since it is larger than the sum of its proper divisors (20265583).

51925265 is a wasteful number, since it uses less digits than its factorization.

51925265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20408.

The product of its digits is 27000, while the sum is 35.

The square root of 51925265 is about 7205.9187478072. The cubic root of 51925265 is about 373.0722163455.

The spelling of 51925265 in words is "fifty-one million, nine hundred twenty-five thousand, two hundred sixty-five".