22362142 has 16 divisors (see below), whose sum is σ = 36670464. Its totient is φ = 10143000.

The previous prime is 22362139. The next prime is 22362143. The reversal of 22362142 is 24126322.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22362143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14467 + ... + 15937.

It is an arithmetic number, because the mean of its divisors is an integer number (2291904).

Almost surely, 2^22362142 is an apocalyptic number.

22362142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22362142 is a deficient number, since it is larger than the sum of its proper divisors (14308322).

22362142 is a wasteful number, since it uses less digits than its factorization.

22362142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2175.

The product of its digits is 1152, while the sum is 22.

The square root of 22362142 is about 4728.8626539581. The cubic root of 22362142 is about 281.7330522111.

Adding to 22362142 its reverse (24126322), we get a palindrome (46488464).

The spelling of 22362142 in words is "twenty-two million, three hundred sixty-two thousand, one hundred forty-two".