22736842 has 8 divisors (see below), whose sum is σ = 34164000. Its totient is φ = 11348844.

The previous prime is 22736821. The next prime is 22736849. The reversal of 22736842 is 24863722.

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

It is a junction number, because it is equal to n+sod(n) for n = 22736798 and 22736807.

It is not an unprimeable number, because it can be changed into a prime (22736849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8292 + ... + 10687.

It is an arithmetic number, because the mean of its divisors is an integer number (4270500).

Almost surely, 2^22736842 is an apocalyptic number.

22736842 is a deficient number, since it is larger than the sum of its proper divisors (11427158).

22736842 is a wasteful number, since it uses less digits than its factorization.

22736842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19580.

The product of its digits is 32256, while the sum is 34.

The square root of 22736842 is about 4768.3164743964. The cubic root of 22736842 is about 283.2979169880.

The spelling of 22736842 in words is "twenty-two million, seven hundred thirty-six thousand, eight hundred forty-two".