83274284 has 6 divisors (see below), whose sum is σ = 145730004. Its totient is φ = 41637140.

The previous prime is 83274253. The next prime is 83274307. The reversal of 83274284 is 48247238.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10409282 + ... + 10409289.

It is an arithmetic number, because the mean of its divisors is an integer number (24288334).

Almost surely, 2^83274284 is an apocalyptic number.

It is an amenable number.

83274284 is a deficient number, since it is larger than the sum of its proper divisors (62455720).

83274284 is a wasteful number, since it uses less digits than its factorization.

83274284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20818575 (or 20818573 counting only the distinct ones).

The product of its digits is 86016, while the sum is 38.

The square root of 83274284 is about 9125.4744534188. The cubic root of 83274284 is about 436.6870393023.

The spelling of 83274284 in words is "eighty-three million, two hundred seventy-four thousand, two hundred eighty-four".