22076340 has 192 divisors, whose sum is σ = 75866112. Its totient is φ = 4723200.

The previous prime is 22076339. The next prime is 22076359. The reversal of 22076340 is 4367022.

It is a self number, because there is not a number n which added to its sum of digits gives 22076340.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 265939 + ... + 266021.

It is an arithmetic number, because the mean of its divisors is an integer number (395136).

Almost surely, 2^22076340 is an apocalyptic number.

22076340 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 22076340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37933056).

22076340 is an abundant number, since it is smaller than the sum of its proper divisors (53789772).

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

22076340 is a wasteful number, since it uses less digits than its factorization.

22076340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 22076340 is about 4698.5465837852. The cubic root of 22076340 is about 280.5276614572.

The spelling of 22076340 in words is "twenty-two million, seventy-six thousand, three hundred forty".