22367642 has 16 divisors (see below), whose sum is σ = 37864800. Its totient is φ = 9816240.

The previous prime is 22367641. The next prime is 22367651. The reversal of 22367642 is 24676322.

It is a super-2 number, since 2×22367642² = 1000622817280328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22367599 and 22367608.

It is not an unprimeable number, because it can be changed into a prime (22367641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16892 + ... + 18167.

It is an arithmetic number, because the mean of its divisors is an integer number (2366550).

Almost surely, 2^22367642 is an apocalyptic number.

22367642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22367642 is a deficient number, since it is larger than the sum of its proper divisors (15497158).

22367642 is a wasteful number, since it uses less digits than its factorization.

22367642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35101.

The product of its digits is 24192, while the sum is 32.

The square root of 22367642 is about 4729.4441533863. Note that the first 3 decimals coincide. The cubic root of 22367642 is about 281.7561478634.

The spelling of 22367642 in words is "twenty-two million, three hundred sixty-seven thousand, six hundred forty-two".