76632525 has 36 divisors (see below), whose sum is σ = 137753460. Its totient is φ = 40723200.

The previous prime is 76632503. The next prime is 76632533. The reversal of 76632525 is 52523667.

It is a happy number.

76632525 is a `hidden beast` number, since 76 + 63 + 2 + 525 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 6022116 + 70610409 = 2454^2 + 8403^2 .

It is not a de Polignac number, because 76632525 - 2⁶ = 76632461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 76632525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 94321 + ... + 95129.

It is an arithmetic number, because the mean of its divisors is an integer number (3826485).

Almost surely, 2^76632525 is an apocalyptic number.

76632525 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

76632525 is a deficient number, since it is larger than the sum of its proper divisors (61120935).

76632525 is a wasteful number, since it uses less digits than its factorization.

76632525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246 (or 1238 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 76632525 is about 8754.0005140507. Note that the first 3 decimals coincide. The cubic root of 76632525 is about 424.7542292977.

The spelling of 76632525 in words is "seventy-six million, six hundred thirty-two thousand, five hundred twenty-five".