76321775 has 12 divisors (see below), whose sum is σ = 96841272. Its totient is φ = 59636640.

The previous prime is 76321771. The next prime is 76321799. The reversal of 76321775 is 57712367.

It is not a de Polignac number, because 76321775 - 2² = 76321771 is a prime.

It is a super-3 number, since 3×76321775³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76321771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34424 + ... + 36573.

It is an arithmetic number, because the mean of its divisors is an integer number (8070106).

Almost surely, 2^76321775 is an apocalyptic number.

76321775 is a deficient number, since it is larger than the sum of its proper divisors (20519497).

76321775 is a wasteful number, since it uses less digits than its factorization.

76321775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71050 (or 71045 counting only the distinct ones).

The product of its digits is 61740, while the sum is 38.

The square root of 76321775 is about 8736.2334561297. The cubic root of 76321775 is about 424.1793159155.

The spelling of 76321775 in words is "seventy-six million, three hundred twenty-one thousand, seven hundred seventy-five".