76740730 has 16 divisors (see below), whose sum is σ = 150691104. Its totient is φ = 27905680.

The previous prime is 76740683. The next prime is 76740731. The reversal of 76740730 is 3704767.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (76740731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348712 + ... + 348931.

It is an arithmetic number, because the mean of its divisors is an integer number (9418194).

Almost surely, 2^76740730 is an apocalyptic number.

76740730 is a deficient number, since it is larger than the sum of its proper divisors (73950374).

76740730 is a wasteful number, since it uses less digits than its factorization.

76740730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697661.

The product of its (nonzero) digits is 24696, while the sum is 34.

The square root of 76740730 is about 8760.1786511463. The cubic root of 76740730 is about 424.9540527029.

The spelling of 76740730 in words is "seventy-six million, seven hundred forty thousand, seven hundred thirty".