83212268 has 6 divisors (see below), whose sum is σ = 145621476. Its totient is φ = 41606132.

The previous prime is 83212253. The next prime is 83212271. The reversal of 83212268 is 86221238.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10401530 + ... + 10401537.

It is an arithmetic number, because the mean of its divisors is an integer number (24270246).

Almost surely, 2^83212268 is an apocalyptic number.

It is an amenable number.

83212268 is a deficient number, since it is larger than the sum of its proper divisors (62409208).

83212268 is a wasteful number, since it uses less digits than its factorization.

83212268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20803071 (or 20803069 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 83212268 is about 9122.0758602415. The cubic root of 83212268 is about 436.5786092338.

The spelling of 83212268 in words is "eighty-three million, two hundred twelve thousand, two hundred sixty-eight".