22104342 has 24 divisors (see below), whose sum is σ = 51577344. Its totient is φ = 6801264.

The previous prime is 22104337. The next prime is 22104347. The reversal of 22104342 is 24340122.

It is an interprime number because it is at equal distance from previous prime (22104337) and next prime (22104347).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22104347) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46998 + ... + 47465.

It is an arithmetic number, because the mean of its divisors is an integer number (2149056).

Almost surely, 2^22104342 is an apocalyptic number.

22104342 is an abundant number, since it is smaller than the sum of its proper divisors (29473002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22104342 is a wasteful number, since it uses less digits than its factorization.

22104342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94484 (or 94481 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 22104342 is about 4701.5254971126. The cubic root of 22104342 is about 280.6462200080.

Adding to 22104342 its reverse (24340122), we get a palindrome (46444464).

The spelling of 22104342 in words is "twenty-two million, one hundred four thousand, three hundred forty-two".