76275725 has 6 divisors (see below), whose sum is σ = 94581930. Its totient is φ = 61020560.

The previous prime is 76275707. The next prime is 76275737. The reversal of 76275725 is 52757267.

It can be written as a sum of positive squares in 3 ways, for example, as 19333609 + 56942116 = 4397^2 + 7546^2 .

It is not a de Polignac number, because 76275725 - 2²⁰ = 75227149 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 (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1525490 + ... + 1525539.

It is an arithmetic number, because the mean of its divisors is an integer number (15763655).

Almost surely, 2^76275725 is an apocalyptic number.

It is an amenable number.

76275725 is a deficient number, since it is larger than the sum of its proper divisors (18306205).

76275725 is a wasteful number, since it uses less digits than its factorization.

76275725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3051039 (or 3051034 counting only the distinct ones).

The product of its digits is 205800, while the sum is 41.

The square root of 76275725 is about 8733.5974832826. The cubic root of 76275725 is about 424.0939868928.

The spelling of 76275725 in words is "seventy-six million, two hundred seventy-five thousand, seven hundred twenty-five".