83381276 has 24 divisors (see below), whose sum is σ = 163487856. Its totient is φ = 36875520.

The previous prime is 83381273. The next prime is 83381303. The reversal of 83381276 is 67218338.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83381273) 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, 23981 + ... + 27236.

It is an arithmetic number, because the mean of its divisors is an integer number (6811994).

Almost surely, 2^83381276 is an apocalyptic number.

It is an amenable number.

83381276 is a deficient number, since it is larger than the sum of its proper divisors (80106580).

83381276 is a wasteful number, since it uses less digits than its factorization.

83381276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51269 (or 51267 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 83381276 is about 9131.3348421794. The cubic root of 83381276 is about 436.8739798639.

The spelling of 83381276 in words is "eighty-three million, three hundred eighty-one thousand, two hundred seventy-six".