83718494 has 8 divisors (see below), whose sum is σ = 128971848. Its totient is φ = 40727880.

The previous prime is 83718493. The next prime is 83718529. The reversal of 83718494 is 49481738.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83718491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 565592 + ... + 565739.

It is an arithmetic number, because the mean of its divisors is an integer number (16121481).

Almost surely, 2^83718494 is an apocalyptic number.

83718494 is a deficient number, since it is larger than the sum of its proper divisors (45253354).

83718494 is a wasteful number, since it uses less digits than its factorization.

83718494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131370.

The product of its digits is 193536, while the sum is 44.

The square root of 83718494 is about 9149.7810902775. The cubic root of 83718494 is about 437.4621359340.

The spelling of 83718494 in words is "eighty-three million, seven hundred eighteen thousand, four hundred ninety-four".