725227534 has 8 divisors (see below), whose sum is σ = 1125353160. Its totient is φ = 350109816.

The previous prime is 725227493. The next prime is 725227537. The reversal of 725227534 is 435722527.

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

It is a junction number, because it is equal to n+sod(n) for n = 725227493 and 725227502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725227537) 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 3 ways as a sum of consecutive naturals, for example, 6251904 + ... + 6252019.

It is an arithmetic number, because the mean of its divisors is an integer number (140669145).

Almost surely, 2^725227534 is an apocalyptic number.

725227534 is a deficient number, since it is larger than the sum of its proper divisors (400125626).

725227534 is a wasteful number, since it uses less digits than its factorization.

725227534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12503954.

The product of its digits is 117600, while the sum is 37.

The square root of 725227534 is about 26930.0489045230. The cubic root of 725227534 is about 898.4448592228. Note that the first 3 decimals are identical.

The spelling of 725227534 in words is "seven hundred twenty-five million, two hundred twenty-seven thousand, five hundred thirty-four".