465725251 has 4 divisors (see below), whose sum is σ = 493120872. Its totient is φ = 438329632.

The previous prime is 465725237. The next prime is 465725261. The reversal of 465725251 is 152527564.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 465725251 - 2⁵ = 465725219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 465725251.

It is not an unprimeable number, because it can be changed into a prime (465725261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13697785 + ... + 13697818.

It is an arithmetic number, because the mean of its divisors is an integer number (123280218).

Almost surely, 2^465725251 is an apocalyptic number.

465725251 is a deficient number, since it is larger than the sum of its proper divisors (27395621).

465725251 is a wasteful number, since it uses less digits than its factorization.

465725251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27395620.

The product of its digits is 84000, while the sum is 37.

The square root of 465725251 is about 21580.6684558194. The cubic root of 465725251 is about 775.1336576971.

The spelling of 465725251 in words is "four hundred sixty-five million, seven hundred twenty-five thousand, two hundred fifty-one".