76427725 has 12 divisors (see below), whose sum is σ = 103386240. Its totient is φ = 55583600.

The previous prime is 76427723. The next prime is 76427753. The reversal of 76427725 is 52772467.

It is not a de Polignac number, because 76427725 - 2¹ = 76427723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76427723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138685 + ... + 139234.

It is an arithmetic number, because the mean of its divisors is an integer number (8615520).

Almost surely, 2^76427725 is an apocalyptic number.

It is an amenable number.

76427725 is a deficient number, since it is larger than the sum of its proper divisors (26958515).

76427725 is a wasteful number, since it uses less digits than its factorization.

76427725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277940 (or 277935 counting only the distinct ones).

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

The square root of 76427725 is about 8742.2951791849. The cubic root of 76427725 is about 424.3755072753.

The spelling of 76427725 in words is "seventy-six million, four hundred twenty-seven thousand, seven hundred twenty-five".