22014180 has 120 divisors (see below), whose sum is σ = 70253568. Its totient is φ = 5769792.

The previous prime is 22014131. The next prime is 22014191. The reversal of 22014180 is 8141022.

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

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 173277 + ... + 173403.

Almost surely, 2^22014180 is an apocalyptic number.

22014180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22014180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35126784).

22014180 is an abundant number, since it is smaller than the sum of its proper divisors (48239388).

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

22014180 is a wasteful number, since it uses less digits than its factorization.

22014180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255 (or 244 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 22014180 is about 4691.9271094082. The cubic root of 22014180 is about 280.2641215265.

It can be divided in two parts, 220 and 14180, that added together give a square (14400 = 120²).

The spelling of 22014180 in words is "twenty-two million, fourteen thousand, one hundred eighty".