83281274 has 8 divisors (see below), whose sum is σ = 127579968. Its totient is φ = 40754620.

The previous prime is 83281241. The next prime is 83281277. The reversal of 83281274 is 47218238.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (83281277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 442892 + ... + 443079.

It is an arithmetic number, because the mean of its divisors is an integer number (15947496).

Almost surely, 2^83281274 is an apocalyptic number.

83281274 is a deficient number, since it is larger than the sum of its proper divisors (44298694).

83281274 is a wasteful number, since it uses less digits than its factorization.

83281274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886020.

The product of its digits is 21504, while the sum is 35.

The square root of 83281274 is about 9125.8574391670. The cubic root of 83281274 is about 436.6992573879.

The spelling of 83281274 in words is "eighty-three million, two hundred eighty-one thousand, two hundred seventy-four".