76616 has 16 divisors (see below), whose sum is σ = 146940. Its totient is φ = 37440.

The previous prime is 76607. The next prime is 76631. The reversal of 76616 is 61667.

It can be written as a sum of positive squares in 2 ways, for example, as 64516 + 12100 = 254^2 + 110^2 .

It is a super-2 number, since 2×76616² = 11740022912, which contains 22 as substring.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 410 + ... + 566.

2⁷⁶⁶¹⁶ is an apocalyptic number.

It is an amenable number.

76616 is a deficient number, since it is larger than the sum of its proper divisors (70324).

76616 is a wasteful number, since it uses less digits than its factorization.

76616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224 (or 220 counting only the distinct ones).

The product of its digits is 1512, while the sum is 26.

The square root of 76616 is about 276.7959537277. The cubic root of 76616 is about 42.4723695839.

It can be divided in two parts, 7661 and 6, that added together give a palindrome (7667).

The spelling of 76616 in words is "seventy-six thousand, six hundred sixteen".