22250342 has 4 divisors (see below), whose sum is σ = 33375516. Its totient is φ = 11125170.

The previous prime is 22250341. The next prime is 22250351. The reversal of 22250342 is 24305222.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22250341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5562584 + ... + 5562587.

It is an arithmetic number, because the mean of its divisors is an integer number (8343879).

Almost surely, 2^22250342 is an apocalyptic number.

22250342 is a deficient number, since it is larger than the sum of its proper divisors (11125174).

22250342 is a wasteful number, since it uses less digits than its factorization.

22250342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11125173.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 22250342 is about 4717.0268178165. The cubic root of 22250342 is about 281.2627574789.

Adding to 22250342 its reverse (24305222), we get a palindrome (46555564).

The spelling of 22250342 in words is "twenty-two million, two hundred fifty thousand, three hundred forty-two".