76309065 has 48 divisors (see below), whose sum is σ = 152226048. Its totient is φ = 34639488.

The previous prime is 76309061. The next prime is 76309067. The reversal of 76309065 is 56090367.

It is a happy number.

It is not a de Polignac number, because 76309065 - 2² = 76309061 is a prime.

It is a super-3 number, since 3×76309065³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (76309061) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 48684 + ... + 50226.

It is an arithmetic number, because the mean of its divisors is an integer number (3171376).

Almost surely, 2^76309065 is an apocalyptic number.

It is an amenable number.

76309065 is a deficient number, since it is larger than the sum of its proper divisors (75916983).

76309065 is a wasteful number, since it uses less digits than its factorization.

76309065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718 (or 1715 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 76309065 is about 8735.5059956479. The cubic root of 76309065 is about 424.1557681648.

The spelling of 76309065 in words is "seventy-six million, three hundred nine thousand, sixty-five".