725226733 has 16 divisors (see below), whose sum is σ = 906600960. Its totient is φ = 563598000.

The previous prime is 725226727. The next prime is 725226739. The reversal of 725226733 is 337622527.

It is an interprime number because it is at equal distance from previous prime (725226727) and next prime (725226739).

It is not a de Polignac number, because 725226733 - 2⁵ = 725226701 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 725226692 and 725226701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725226739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16758 + ... + 41608.

It is an arithmetic number, because the mean of its divisors is an integer number (56662560).

Almost surely, 2^725226733 is an apocalyptic number.

It is an amenable number.

725226733 is a deficient number, since it is larger than the sum of its proper divisors (181374227).

725226733 is a wasteful number, since it uses less digits than its factorization.

725226733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25248.

The product of its digits is 105840, while the sum is 37.

The square root of 725226733 is about 26930.0340326558. The cubic root of 725226733 is about 898.4445284509. Note that the first 3 decimals are identical.

The spelling of 725226733 in words is "seven hundred twenty-five million, two hundred twenty-six thousand, seven hundred thirty-three".