725274365 has 8 divisors (see below), whose sum is σ = 916136160. Its totient is φ = 549681552.

The previous prime is 725274353. The next prime is 725274367. The reversal of 725274365 is 563472527.

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

It is a de Polignac number, because none of the positive numbers 2^k-725274365 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725274367) 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, 3817139 + ... + 3817328.

It is an arithmetic number, because the mean of its divisors is an integer number (114517020).

Almost surely, 2^725274365 is an apocalyptic number.

It is an amenable number.

725274365 is a deficient number, since it is larger than the sum of its proper divisors (190861795).

725274365 is a wasteful number, since it uses less digits than its factorization.

725274365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7634491.

The product of its digits is 352800, while the sum is 41.

The square root of 725274365 is about 26930.9183838947. The cubic root of 725274365 is about 898.4641975976.

The spelling of 725274365 in words is "seven hundred twenty-five million, two hundred seventy-four thousand, three hundred sixty-five".