725246723 has 2 divisors, whose sum is σ = 725246724. Its totient is φ = 725246722.

The previous prime is 725246719. The next prime is 725246737. The reversal of 725246723 is 327642527.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 725246723 - 2² = 725246719 is a prime.

It is not a weakly prime, because it can be changed into another prime (725246323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362623361 + 362623362.

It is an arithmetic number, because the mean of its divisors is an integer number (362623362).

Almost surely, 2^725246723 is an apocalyptic number.

725246723 is a deficient number, since it is larger than the sum of its proper divisors (1).

725246723 is an equidigital number, since it uses as much as digits as its factorization.

725246723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141120, while the sum is 38.

The square root of 725246723 is about 26930.4051770485. The cubic root of 725246723 is about 898.4527832216.

The spelling of 725246723 in words is "seven hundred twenty-five million, two hundred forty-six thousand, seven hundred twenty-three".