725261332 has 24 divisors (see below), whose sum is σ = 1289929536. Its totient is φ = 356725248.

The previous prime is 725261291. The next prime is 725261333. The reversal of 725261332 is 233162527.

It is a junction number, because it is equal to n+sod(n) for n = 725261294 and 725261303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725261333) 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, 262068 + ... + 264820.

It is an arithmetic number, because the mean of its divisors is an integer number (53747064).

Almost surely, 2^725261332 is an apocalyptic number.

It is an amenable number.

725261332 is a deficient number, since it is larger than the sum of its proper divisors (564668204).

725261332 is a wasteful number, since it uses less digits than its factorization.

725261332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3807 (or 3805 counting only the distinct ones).

The product of its digits is 15120, while the sum is 31.

The square root of 725261332 is about 26930.6764118542. The cubic root of 725261332 is about 898.4588158393.

The spelling of 725261332 in words is "seven hundred twenty-five million, two hundred sixty-one thousand, three hundred thirty-two".