22906322 has 4 divisors (see below), whose sum is σ = 34359486. Its totient is φ = 11453160.

The previous prime is 22906313. The next prime is 22906333. The reversal of 22906322 is 22360922.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14432401 + 8473921 = 3799^2 + 2911^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22906291 and 22906300.

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 as a sum of consecutive naturals, namely, 5726579 + ... + 5726582.

Almost surely, 2^22906322 is an apocalyptic number.

22906322 is a deficient number, since it is larger than the sum of its proper divisors (11453164).

22906322 is a wasteful number, since it uses less digits than its factorization.

22906322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11453163.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 22906322 is about 4786.0549516277. The cubic root of 22906322 is about 284.0000743900. Note that the first 4 decimals are identical.

Subtracting from 22906322 its sum of digits (26), we obtain a triangular number (22906296 = T₆₇₆₈).

The spelling of 22906322 in words is "twenty-two million, nine hundred six thousand, three hundred twenty-two".