83797894 has 4 divisors (see below), whose sum is σ = 125696844. Its totient is φ = 41898946.

The previous prime is 83797871. The next prime is 83797897. The reversal of 83797894 is 49879738.

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 (83797897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20949472 + ... + 20949475.

It is an arithmetic number, because the mean of its divisors is an integer number (31424211).

Almost surely, 2^83797894 is an apocalyptic number.

83797894 is a deficient number, since it is larger than the sum of its proper divisors (41898950).

83797894 is a wasteful number, since it uses less digits than its factorization.

83797894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41898949.

The product of its digits is 3048192, while the sum is 55.

The square root of 83797894 is about 9154.1189636141. The cubic root of 83797894 is about 437.6003910028.

The spelling of 83797894 in words is "eighty-three million, seven hundred ninety-seven thousand, eight hundred ninety-four".