22044030 has 32 divisors (see below), whose sum is σ = 53059104. Its totient is φ = 5861376.

The previous prime is 22044017. The next prime is 22044049. The reversal of 22044030 is 3044022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

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, 12142 + ... + 13838.

It is an arithmetic number, because the mean of its divisors is an integer number (1658097).

Almost surely, 2^22044030 is an apocalyptic number.

22044030 is an abundant number, since it is smaller than the sum of its proper divisors (31015074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22044030 is a wasteful number, since it uses less digits than its factorization.

22044030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 22044030 is about 4695.1070275341. The cubic root of 22044030 is about 280.3907384865.

Adding to 22044030 its reverse (3044022), we get a palindrome (25088052).

The spelling of 22044030 in words is "twenty-two million, forty-four thousand, thirty".