22706938 has 8 divisors (see below), whose sum is σ = 35853120. Its totient is φ = 10755900.

The previous prime is 22706933. The next prime is 22706963. The reversal of 22706938 is 83960722.

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

It is a super-3 number, since 3×22706938³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22706897 and 22706906.

It is not an unprimeable number, because it can be changed into a prime (22706933) 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, 298738 + ... + 298813.

It is an arithmetic number, because the mean of its divisors is an integer number (4481640).

Almost surely, 2^22706938 is an apocalyptic number.

22706938 is a deficient number, since it is larger than the sum of its proper divisors (13146182).

22706938 is a wasteful number, since it uses less digits than its factorization.

22706938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597572.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 22706938 is about 4765.1797447735. The cubic root of 22706938 is about 283.1736625922.

The spelling of 22706938 in words is "twenty-two million, seven hundred six thousand, nine hundred thirty-eight".