725354635 has 8 divisors (see below), whose sum is σ = 871896960. Its totient is φ = 579302784.

The previous prime is 725354633. The next prime is 725354639. The reversal of 725354635 is 536453527.

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 725354635 - 2¹ = 725354633 is a prime.

It is a super-2 number, since 2×725354635² = 1052278693031966450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (725354633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119355 + ... + 125284.

It is an arithmetic number, because the mean of its divisors is an integer number (108987120).

Almost surely, 2^725354635 is an apocalyptic number.

725354635 is a deficient number, since it is larger than the sum of its proper divisors (146542325).

725354635 is a wasteful number, since it uses less digits than its factorization.

725354635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245237.

The product of its digits is 378000, while the sum is 40.

The square root of 725354635 is about 26932.4086371791. The cubic root of 725354635 is about 898.4973423238.

The spelling of 725354635 in words is "seven hundred twenty-five million, three hundred fifty-four thousand, six hundred thirty-five".