22046130 has 24 divisors (see below), whose sum is σ = 57320172. Its totient is φ = 5878944.

The previous prime is 22046113. The next prime is 22046131. The reversal of 22046130 is 3164022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19527561 + 2518569 = 4419^2 + 1587^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (22046131) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 122389 + ... + 122568.

Almost surely, 2^22046130 is an apocalyptic number.

22046130 is an abundant number, since it is smaller than the sum of its proper divisors (35274042).

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

22046130 is a wasteful number, since it uses less digits than its factorization.

22046130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244970 (or 244967 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 22046130 is about 4695.3306592827. The cubic root of 22046130 is about 280.3996419077.

The spelling of 22046130 in words is "twenty-two million, forty-six thousand, one hundred thirty".