83030712 has 32 divisors (see below), whose sum is σ = 214736400. Its totient is φ = 26722304.

The previous prime is 83030707. The next prime is 83030719. The reversal of 83030712 is 21703038.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83030719) 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, 58953 + ... + 60344.

Almost surely, 2^83030712 is an apocalyptic number.

It is an amenable number.

83030712 is an abundant number, since it is smaller than the sum of its proper divisors (131705688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83030712 is a wasteful number, since it uses less digits than its factorization.

83030712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119335 (or 119331 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 83030712 is about 9112.1189632269. The cubic root of 83030712 is about 436.2608628861.

The spelling of 83030712 in words is "eighty-three million, thirty thousand, seven hundred twelve".