83663374 has 8 divisors (see below), whose sum is σ = 130951440. Its totient is φ = 40012896.

The previous prime is 83663353. The next prime is 83663387. The reversal of 83663374 is 47336638.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 909339 + ... + 909430.

It is an arithmetic number, because the mean of its divisors is an integer number (16368930).

Almost surely, 2^83663374 is an apocalyptic number.

83663374 is a deficient number, since it is larger than the sum of its proper divisors (47288066).

83663374 is a wasteful number, since it uses less digits than its factorization.

83663374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1818794.

The product of its digits is 217728, while the sum is 40.

The square root of 83663374 is about 9146.7685004049. The cubic root of 83663374 is about 437.3661069457.

The spelling of 83663374 in words is "eighty-three million, six hundred sixty-three thousand, three hundred seventy-four".