83995422 has 16 divisors (see below), whose sum is σ = 191989632. Its totient is φ = 23998680.

The previous prime is 83995391. The next prime is 83995423. The reversal of 83995422 is 22459938.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 1999891 = 83995422 / (8 + 3 + 9 + 9 + 5 + 4 + 2 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83995423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 999904 + ... + 999987.

It is an arithmetic number, because the mean of its divisors is an integer number (11999352).

Almost surely, 2^83995422 is an apocalyptic number.

83995422 is an abundant number, since it is smaller than the sum of its proper divisors (107994210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83995422 is a wasteful number, since it uses less digits than its factorization.

83995422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999903.

The product of its digits is 155520, while the sum is 42.

The square root of 83995422 is about 9164.9016361334. The cubic root of 83995422 is about 437.9439577178.

The spelling of 83995422 in words is "eighty-three million, nine hundred ninety-five thousand, four hundred twenty-two".