22837442 has 8 divisors (see below), whose sum is σ = 35437500. Its totient is φ = 11024944.

The previous prime is 22837433. The next prime is 22837453. The reversal of 22837442 is 24473822.

It can be written as a sum of positive squares in 2 ways, for example, as 20151121 + 2686321 = 4489^2 + 1639^2 .

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 = 22837399 and 22837408.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196817 + ... + 196932.

Almost surely, 2^22837442 is an apocalyptic number.

22837442 is a deficient number, since it is larger than the sum of its proper divisors (12600058).

22837442 is a wasteful number, since it uses less digits than its factorization.

22837442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393780.

The product of its digits is 21504, while the sum is 32.

The square root of 22837442 is about 4778.8536282251. The cubic root of 22837442 is about 283.7151229879.

The spelling of 22837442 in words is "twenty-two million, eight hundred thirty-seven thousand, four hundred forty-two".