22220614 has 32 divisors (see below), whose sum is σ = 39029760. Its totient is φ = 9396000.

The previous prime is 22220603. The next prime is 22220623. The reversal of 22220614 is 41602222.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 22220591 and 22220600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14589 + ... + 16039.

It is an arithmetic number, because the mean of its divisors is an integer number (1219680).

Almost surely, 2^22220614 is an apocalyptic number.

22220614 is a deficient number, since it is larger than the sum of its proper divisors (16809146).

22220614 is a wasteful number, since it uses less digits than its factorization.

22220614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 22220614 is about 4713.8746270982. The cubic root of 22220614 is about 281.1374394679.

Adding to 22220614 its reverse (41602222), we get a palindrome (63822836).

The spelling of 22220614 in words is "twenty-two million, two hundred twenty thousand, six hundred fourteen".