2237142066 has 32 divisors (see below), whose sum is σ = 4543119360. Its totient is φ = 734292624.

The previous prime is 2237142043. The next prime is 2237142067. The reversal of 2237142066 is 6602417322.

It is not an unprimeable number, because it can be changed into a prime (2237142067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175381 + ... + 187703.

It is an arithmetic number, because the mean of its divisors is an integer number (141972480).

Almost surely, 2^2237142066 is an apocalyptic number.

2237142066 is an abundant number, since it is smaller than the sum of its proper divisors (2305977294).

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

2237142066 is a wasteful number, since it uses less digits than its factorization.

2237142066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12790.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 2237142066 is about 47298.4361897938. The cubic root of 2237142066 is about 1307.8698294181.

Adding to 2237142066 its reverse (6602417322), we get a palindrome (8839559388).

The spelling of 2237142066 in words is "two billion, two hundred thirty-seven million, one hundred forty-two thousand, sixty-six".