83627812 has 24 divisors (see below), whose sum is σ = 148754592. Its totient is φ = 41131200.

The previous prime is 83627771. The next prime is 83627827. The reversal of 83627812 is 21872638.

It is a super-2 number, since 2×83627812² = 13987221879814688, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109512 + ... + 110272.

It is an arithmetic number, because the mean of its divisors is an integer number (6198108).

Almost surely, 2^83627812 is an apocalyptic number.

It is an amenable number.

83627812 is a deficient number, since it is larger than the sum of its proper divisors (65126780).

83627812 is a wasteful number, since it uses less digits than its factorization.

83627812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179 (or 1177 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

The square root of 83627812 is about 9144.8243285478. The cubic root of 83627812 is about 437.3041291371.

The spelling of 83627812 in words is "eighty-three million, six hundred twenty-seven thousand, eight hundred twelve".