725854697 has 2 divisors, whose sum is σ = 725854698. Its totient is φ = 725854696.

The previous prime is 725854691. The next prime is 725854721. The reversal of 725854697 is 796458527.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 493017616 + 232837081 = 22204^2 + 15259^2 .

It is a cyclic number.

It is not a de Polignac number, because 725854697 - 2⁴ = 725854681 is a prime.

It is not a weakly prime, because it can be changed into another prime (725854691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362927348 + 362927349.

It is an arithmetic number, because the mean of its divisors is an integer number (362927349).

Almost surely, 2^725854697 is an apocalyptic number.

It is an amenable number.

725854697 is a deficient number, since it is larger than the sum of its proper divisors (1).

725854697 is an equidigital number, since it uses as much as digits as its factorization.

725854697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4233600, while the sum is 53.

The square root of 725854697 is about 26941.6906856270. The cubic root of 725854697 is about 898.7037706211.

The spelling of 725854697 in words is "seven hundred twenty-five million, eight hundred fifty-four thousand, six hundred ninety-seven".