2122022736 has 30 divisors (see below), whose sum is σ = 5938716810. Its totient is φ = 707340864.

The previous prime is 2122022723. The next prime is 2122022761. The reversal of 2122022736 is 6372202212.

It can be written as a sum of positive squares in only one way, i.e., 1674446400 + 447576336 = 40920^2 + 21156^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7367991 + ... + 7368278.

It is an arithmetic number, because the mean of its divisors is an integer number (197957227).

Almost surely, 2^2122022736 is an apocalyptic number.

It is an amenable number.

2122022736 is an abundant number, since it is smaller than the sum of its proper divisors (3816694074).

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

2122022736 is a wasteful number, since it uses less digits than its factorization.

2122022736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14736283 (or 14736274 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 2122022736 is about 46065.4180052672. The cubic root of 2122022736 is about 1285.0400924169.

Adding to 2122022736 its reverse (6372202212), we get a palindrome (8494224948).

It can be divided in two parts, 21220 and 22736, that added together give a triangular number (43956 = T₂₉₆).

The spelling of 2122022736 in words is "two billion, one hundred twenty-two million, twenty-two thousand, seven hundred thirty-six".