83838494 has 4 divisors (see below), whose sum is σ = 125757744. Its totient is φ = 41919246.

The previous prime is 83838493. The next prime is 83838499. The reversal of 83838494 is 49483838.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83838493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20959622 + ... + 20959625.

It is an arithmetic number, because the mean of its divisors is an integer number (31439436).

Almost surely, 2^83838494 is an apocalyptic number.

83838494 is a deficient number, since it is larger than the sum of its proper divisors (41919250).

83838494 is a wasteful number, since it uses less digits than its factorization.

83838494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41919249.

The product of its digits is 663552, while the sum is 47.

The square root of 83838494 is about 9156.3362760440. The cubic root of 83838494 is about 437.6710519168.

The spelling of 83838494 in words is "eighty-three million, eight hundred thirty-eight thousand, four hundred ninety-four".