2061522237 has 8 divisors (see below), whose sum is σ = 2775383104. Its totient is φ = 1361004768.

The previous prime is 2061522233. The next prime is 2061522247. The reversal of 2061522237 is 7322251602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2061522237 - 2² = 2061522233 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061522233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3335488 + ... + 3336105.

It is an arithmetic number, because the mean of its divisors is an integer number (346922888).

Almost surely, 2^2061522237 is an apocalyptic number.

It is an amenable number.

2061522237 is a deficient number, since it is larger than the sum of its proper divisors (713860867).

2061522237 is a wasteful number, since it uses less digits than its factorization.

2061522237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6671699.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 2061522237 is about 45403.9892190103. The cubic root of 2061522237 is about 1272.7096623177.

Adding to 2061522237 its reverse (7322251602), we get a palindrome (9383773839).

The spelling of 2061522237 in words is "two billion, sixty-one million, five hundred twenty-two thousand, two hundred thirty-seven".