76705630 has 16 divisors (see below), whose sum is σ = 138310704. Its totient is φ = 30628800.

The previous prime is 76705627. The next prime is 76705633. The reversal of 76705630 is 3650767.

It is an interprime number because it is at equal distance from previous prime (76705627) and next prime (76705633).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76705633) 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, 372 + ... + 12391.

It is an arithmetic number, because the mean of its divisors is an integer number (8644419).

Almost surely, 2^76705630 is an apocalyptic number.

76705630 is a deficient number, since it is larger than the sum of its proper divisors (61605074).

76705630 is a wasteful number, since it uses less digits than its factorization.

76705630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13371.

The product of its (nonzero) digits is 26460, while the sum is 34.

The square root of 76705630 is about 8758.1750382143. The cubic root of 76705630 is about 424.8892537279.

The spelling of 76705630 in words is "seventy-six million, seven hundred five thousand, six hundred thirty".