22119902 has 8 divisors (see below), whose sum is σ = 37919856. Its totient is φ = 9479952.

The previous prime is 22119871. The next prime is 22119913. The reversal of 22119902 is 20991122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 789983 + ... + 790010.

It is an arithmetic number, because the mean of its divisors is an integer number (4739982).

Almost surely, 2^22119902 is an apocalyptic number.

22119902 is a deficient number, since it is larger than the sum of its proper divisors (15799954).

22119902 is a wasteful number, since it uses less digits than its factorization.

22119902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580002.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 22119902 is about 4703.1799880506. The cubic root of 22119902 is about 280.7120567099.

The spelling of 22119902 in words is "twenty-two million, one hundred nineteen thousand, nine hundred two".