22438296922 has 4 divisors (see below), whose sum is σ = 33657445386. Its totient is φ = 11219148460.

The previous prime is 22438296917. The next prime is 22438296971. The reversal of 22438296922 is 22969283422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22969283422 = 2 ⋅11484641711.

It can be written as a sum of positive squares in only one way, i.e., 21963536401 + 474760521 = 148201^2 + 21789^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5609574229 + ... + 5609574232.

Almost surely, 2^22438296922 is an apocalyptic number.

22438296922 is a deficient number, since it is larger than the sum of its proper divisors (11219148464).

22438296922 is a wasteful number, since it uses less digits than its factorization.

22438296922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11219148463.

The product of its digits is 1492992, while the sum is 49.

The spelling of 22438296922 in words is "twenty-two billion, four hundred thirty-eight million, two hundred ninety-six thousand, nine hundred twenty-two".