22328942 has 8 divisors (see below), whose sum is σ = 33667536. Its totient is φ = 11106432.

The previous prime is 22328941. The next prime is 22328947. The reversal of 22328942 is 24982322.

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

It is a super-3 number, since 3×22328942³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22328899 and 22328908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22328941) 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, 28538 + ... + 29309.

It is an arithmetic number, because the mean of its divisors is an integer number (4208442).

Almost surely, 2^22328942 is an apocalyptic number.

22328942 is a deficient number, since it is larger than the sum of its proper divisors (11338594).

22328942 is a wasteful number, since it uses less digits than its factorization.

22328942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58042.

The product of its digits is 13824, while the sum is 32.

The square root of 22328942 is about 4725.3509922544. The cubic root of 22328942 is about 281.5935579702.

The spelling of 22328942 in words is "twenty-two million, three hundred twenty-eight thousand, nine hundred forty-two".