725347652 has 24 divisors (see below), whose sum is σ = 1335398400. Its totient is φ = 344229536.

The previous prime is 725347631. The next prime is 725347657. The reversal of 725347652 is 256743527.

It is a super-2 number, since 2×725347652² = 1052258432523826208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (725347657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46148 + ... + 59835.

It is an arithmetic number, because the mean of its divisors is an integer number (55641600).

Almost surely, 2^725347652 is an apocalyptic number.

It is an amenable number.

725347652 is a deficient number, since it is larger than the sum of its proper divisors (610050748).

725347652 is a wasteful number, since it uses less digits than its factorization.

725347652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106075 (or 106073 counting only the distinct ones).

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

The square root of 725347652 is about 26932.2789975152. The cubic root of 725347652 is about 898.4944590320.

The spelling of 725347652 in words is "seven hundred twenty-five million, three hundred forty-seven thousand, six hundred fifty-two".