2066342146 has 32 divisors (see below), whose sum is σ = 3588219648. Its totient is φ = 882013440.

The previous prime is 2066342141. The next prime is 2066342153. The reversal of 2066342146 is 6412436602.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (2066342141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167196 + ... + 179128.

It is an arithmetic number, because the mean of its divisors is an integer number (112131864).

Almost surely, 2^2066342146 is an apocalyptic number.

2066342146 is a deficient number, since it is larger than the sum of its proper divisors (1521877502).

2066342146 is a wasteful number, since it uses less digits than its factorization.

2066342146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12426.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 2066342146 is about 45457.0362650272. The cubic root of 2066342146 is about 1273.7007697750.

Adding to 2066342146 its reverse (6412436602), we get a palindrome (8478778748).

The spelling of 2066342146 in words is "two billion, sixty-six million, three hundred forty-two thousand, one hundred forty-six".