2061522146 has 8 divisors (see below), whose sum is σ = 3092632284. Its totient is φ = 1030644720.

The previous prime is 2061522109. The next prime is 2061522209. The reversal of 2061522146 is 6412251602.

It can be written as a sum of positive squares in 2 ways, for example, as 1784133121 + 277389025 = 42239^2 + 16655^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34025 + ... + 72668.

Almost surely, 2^2061522146 is an apocalyptic number.

2061522146 is a deficient number, since it is larger than the sum of its proper divisors (1031110138).

2061522146 is a wasteful number, since it uses less digits than its factorization.

2061522146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116356.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 2061522146 is about 45403.9882168957. The cubic root of 2061522146 is about 1272.7096435910.

Adding to 2061522146 its reverse (6412251602), we get a palindrome (8473773748).

The spelling of 2061522146 in words is "two billion, sixty-one million, five hundred twenty-two thousand, one hundred forty-six".