22063730 has 32 divisors (see below), whose sum is σ = 43775424. Its totient is φ = 7955136.

The previous prime is 22063697. The next prime is 22063759. The reversal of 22063730 is 3736022.

It is a junction number, because it is equal to n+sod(n) for n = 22063696 and 22063705.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3617 + ... + 7563.

It is an arithmetic number, because the mean of its divisors is an integer number (1367982).

Almost surely, 2^22063730 is an apocalyptic number.

22063730 is a deficient number, since it is larger than the sum of its proper divisors (21711694).

22063730 is a wasteful number, since it uses less digits than its factorization.

22063730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4010.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 22063730 is about 4697.2044877778. The cubic root of 22063730 is about 280.4742388404.

Adding to 22063730 its reverse (3736022), we get a palindrome (25799752).

The spelling of 22063730 in words is "twenty-two million, sixty-three thousand, seven hundred thirty".