83920203 has 12 divisors (see below), whose sum is σ = 122174208. Its totient is φ = 55505520.

The previous prime is 83920189. The next prime is 83920231. The reversal of 83920203 is 30202938.

It is not a de Polignac number, because 83920203 - 2⁸ = 83919947 is a prime.

It is a super-2 number, since 2×83920203² = 14085200943122418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (83920003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35568 + ... + 37853.

It is an arithmetic number, because the mean of its divisors is an integer number (10181184).

Almost surely, 2^83920203 is an apocalyptic number.

83920203 is a deficient number, since it is larger than the sum of its proper divisors (38254005).

83920203 is a wasteful number, since it uses less digits than its factorization.

83920203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73554 (or 73551 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 83920203 is about 9160.7970723076. The cubic root of 83920203 is about 437.8131904930.

The spelling of 83920203 in words is "eighty-three million, nine hundred twenty thousand, two hundred three".