83458212 has 24 divisors (see below), whose sum is σ = 195720000. Its totient is φ = 27678816.

The previous prime is 83458211. The next prime is 83458223. The reversal of 83458212 is 21285438.

It is not an unprimeable number, because it can be changed into a prime (83458211) 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, 15087 + ... + 19862.

It is an arithmetic number, because the mean of its divisors is an integer number (8155000).

Almost surely, 2^83458212 is an apocalyptic number.

It is an amenable number.

83458212 is an abundant number, since it is smaller than the sum of its proper divisors (112261788).

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

83458212 is a wasteful number, since it uses less digits than its factorization.

83458212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35155 (or 35153 counting only the distinct ones).

The product of its digits is 15360, while the sum is 33.

The square root of 83458212 is about 9135.5466174718. The cubic root of 83458212 is about 437.0083066004.

The spelling of 83458212 in words is "eighty-three million, four hundred fifty-eight thousand, two hundred twelve".