725226706 has 8 divisors (see below), whose sum is σ = 1087954560. Its totient is φ = 362575188.

The previous prime is 725226701. The next prime is 725226707. The reversal of 725226706 is 607622527.

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

It is a super-2 number, since 2×725226706² = 1051907550191220872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (725226701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25515 + ... + 45841.

It is an arithmetic number, because the mean of its divisors is an integer number (135994320).

Almost surely, 2^725226706 is an apocalyptic number.

725226706 is a deficient number, since it is larger than the sum of its proper divisors (362727854).

725226706 is a wasteful number, since it uses less digits than its factorization.

725226706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38168.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 725226706 is about 26930.0335313568. The cubic root of 725226706 is about 898.4445173013. Note that the first 3 decimals are identical.

The spelling of 725226706 in words is "seven hundred twenty-five million, two hundred twenty-six thousand, seven hundred six".