105989422 has 32 divisors (see below), whose sum is σ = 198941184. Its totient is φ = 41143200.

The previous prime is 105989419. The next prime is 105989431. The reversal of 105989422 is 224989501.

It is a super-2 number, since 2×105989422² = 22467515151788168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46788 + ... + 49000.

It is an arithmetic number, because the mean of its divisors is an integer number (6216912).

Almost surely, 2^105989422 is an apocalyptic number.

105989422 is a deficient number, since it is larger than the sum of its proper divisors (92951762).

105989422 is a wasteful number, since it uses less digits than its factorization.

105989422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2544.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 105989422 is about 10295.1164150776. The cubic root of 105989422 is about 473.2466059224.

The spelling of 105989422 in words is "one hundred five million, nine hundred eighty-nine thousand, four hundred twenty-two".