83580412 has 12 divisors (see below), whose sum is σ = 147334320. Its totient is φ = 41484896.

The previous prime is 83580361. The next prime is 83580421. The reversal of 83580412 is 21408538.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75712 + ... + 76807.

It is an arithmetic number, because the mean of its divisors is an integer number (12277860).

Almost surely, 2^83580412 is an apocalyptic number.

It is an amenable number.

83580412 is a deficient number, since it is larger than the sum of its proper divisors (63753908).

83580412 is a wasteful number, since it uses less digits than its factorization.

83580412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152660 (or 152658 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 83580412 is about 9142.2323313291. The cubic root of 83580412 is about 437.2214926206.

The spelling of 83580412 in words is "eighty-three million, five hundred eighty thousand, four hundred twelve".