727406725 has 6 divisors (see below), whose sum is σ = 901984370. Its totient is φ = 581925360.

The previous prime is 727406689. The next prime is 727406737. The reversal of 727406725 is 527604727.

727406725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 54626881 + 672779844 = 7391^2 + 25938^2 .

It is not a de Polignac number, because 727406725 - 2¹⁵ = 727373957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14548110 + ... + 14548159.

Almost surely, 2^727406725 is an apocalyptic number.

It is an amenable number.

727406725 is a deficient number, since it is larger than the sum of its proper divisors (174577645).

727406725 is a wasteful number, since it uses less digits than its factorization.

727406725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29096279 (or 29096274 counting only the distinct ones).

The product of its (nonzero) digits is 164640, while the sum is 40.

The square root of 727406725 is about 26970.4787684609. The cubic root of 727406725 is about 899.3438530266.

The spelling of 727406725 in words is "seven hundred twenty-seven million, four hundred six thousand, seven hundred twenty-five".