2061522344 has 128 divisors (see below), whose sum is σ = 4790016000. Its totient is φ = 812208384.

The previous prime is 2061522343. The next prime is 2061522347. The reversal of 2061522344 is 4432251602.

It is a super-2 number, since 2×2061522344² = 8499748749622508672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2061522343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7838357 + ... + 7838619.

It is an arithmetic number, because the mean of its divisors is an integer number (37422000).

Almost surely, 2^2061522344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2061522344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2395008000).

2061522344 is an abundant number, since it is smaller than the sum of its proper divisors (2728493656).

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

2061522344 is a wasteful number, since it uses less digits than its factorization.

2061522344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487 (or 483 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 2061522344 is about 45403.9903973208. The cubic root of 2061522344 is about 1272.7096843370.

Adding to 2061522344 its reverse (4432251602), we get a palindrome (6493773946).

The spelling of 2061522344 in words is "two billion, sixty-one million, five hundred twenty-two thousand, three hundred forty-four".