76305406 has 16 divisors (see below), whose sum is σ = 120735360. Its totient is φ = 36068760.

The previous prime is 76305391. The next prime is 76305419. The reversal of 76305406 is 60450367.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18951 + ... + 22621.

It is an arithmetic number, because the mean of its divisors is an integer number (7545960).

Almost surely, 2^76305406 is an apocalyptic number.

76305406 is a deficient number, since it is larger than the sum of its proper divisors (44429954).

76305406 is a wasteful number, since it uses less digits than its factorization.

76305406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4239.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 76305406 is about 8735.2965605067. The cubic root of 76305406 is about 424.1489886698.

The spelling of 76305406 in words is "seventy-six million, three hundred five thousand, four hundred six".