76660746 has 16 divisors (see below), whose sum is σ = 158608800. Its totient is φ = 24672368.

The previous prime is 76660741. The next prime is 76660783. The reversal of 76660746 is 64706667.

It is a junction number, because it is equal to n+sod(n) for n = 76660698 and 76660707.

It is not an unprimeable number, because it can be changed into a prime (76660741) 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, 220116 + ... + 220463.

It is an arithmetic number, because the mean of its divisors is an integer number (9913050).

Almost surely, 2^76660746 is an apocalyptic number.

76660746 is an abundant number, since it is smaller than the sum of its proper divisors (81948054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76660746 is a wasteful number, since it uses less digits than its factorization.

76660746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440613.

The product of its (nonzero) digits is 254016, while the sum is 42.

The square root of 76660746 is about 8755.6122572896. The cubic root of 76660746 is about 424.8063634620.

The spelling of 76660746 in words is "seventy-six million, six hundred sixty thousand, seven hundred forty-six".