725251233 has 8 divisors (see below), whose sum is σ = 1105144768. Its totient is φ = 414429264.

The previous prime is 725251217. The next prime is 725251237. The reversal of 725251233 is 332152527.

It is a happy number.

725251233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 725251233 - 2⁴ = 725251217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 725251233.

It is not an unprimeable number, because it can be changed into a prime (725251237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17267866 + ... + 17267907.

It is an arithmetic number, because the mean of its divisors is an integer number (138143096).

Almost surely, 2^725251233 is an apocalyptic number.

It is an amenable number.

725251233 is a deficient number, since it is larger than the sum of its proper divisors (379893535).

725251233 is a wasteful number, since it uses less digits than its factorization.

725251233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34535783.

The product of its digits is 12600, while the sum is 30.

The square root of 725251233 is about 26930.4889112693. The cubic root of 725251233 is about 898.4546455826.

It can be divided in two parts, 7252 and 51233, that added together give a palindrome (58485).

The spelling of 725251233 in words is "seven hundred twenty-five million, two hundred fifty-one thousand, two hundred thirty-three".