76610725 has 6 divisors (see below), whose sum is σ = 94997330. Its totient is φ = 61288560.

The previous prime is 76610719. The next prime is 76610741. The reversal of 76610725 is 52701667.

It can be written as a sum of positive squares in 3 ways, for example, as 15864289 + 60746436 = 3983^2 + 7794^2 .

It is not a de Polignac number, because 76610725 - 2⁹ = 76610213 is a prime.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1532190 + ... + 1532239.

Almost surely, 2^76610725 is an apocalyptic number.

It is an amenable number.

76610725 is a deficient number, since it is larger than the sum of its proper divisors (18386605).

76610725 is a wasteful number, since it uses less digits than its factorization.

76610725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3064439 (or 3064434 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 76610725 is about 8752.7552804817. The cubic root of 76610725 is about 424.7139482274.

The spelling of 76610725 in words is "seventy-six million, six hundred ten thousand, seven hundred twenty-five".