83858822 has 4 divisors (see below), whose sum is σ = 125788236. Its totient is φ = 41929410.

The previous prime is 83858821. The next prime is 83858833. The reversal of 83858822 is 22885838.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22885838 = 2 ⋅11442919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83858821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20964704 + ... + 20964707.

It is an arithmetic number, because the mean of its divisors is an integer number (31447059).

Almost surely, 2^83858822 is an apocalyptic number.

83858822 is a deficient number, since it is larger than the sum of its proper divisors (41929414).

83858822 is a wasteful number, since it uses less digits than its factorization.

83858822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41929413.

The product of its digits is 245760, while the sum is 44.

The square root of 83858822 is about 9157.4462597386. The cubic root of 83858822 is about 437.7064225354.

The spelling of 83858822 in words is "eighty-three million, eight hundred fifty-eight thousand, eight hundred twenty-two".