76675521 has 16 divisors (see below), whose sum is σ = 110267136. Its totient is φ = 47112576.

The previous prime is 76675519. The next prime is 76675523. The reversal of 76675521 is 12557667.

It is an interprime number because it is at equal distance from previous prime (76675519) and next prime (76675523).

It is not a de Polignac number, because 76675521 - 2¹ = 76675519 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 76675521.

It is not an unprimeable number, because it can be changed into a prime (76675523) 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 15 ways as a sum of consecutive naturals, for example, 36136 + ... + 38198.

It is an arithmetic number, because the mean of its divisors is an integer number (6891696).

Almost surely, 2^76675521 is an apocalyptic number.

It is an amenable number.

76675521 is a deficient number, since it is larger than the sum of its proper divisors (33591615).

76675521 is a wasteful number, since it uses less digits than its factorization.

76675521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3032.

The product of its digits is 88200, while the sum is 39.

The square root of 76675521 is about 8756.4559611752. The cubic root of 76675521 is about 424.8336530079.

The spelling of 76675521 in words is "seventy-six million, six hundred seventy-five thousand, five hundred twenty-one".