2082809386 has 24 divisors (see below), whose sum is σ = 3695898240. Its totient is φ = 877500792.

The previous prime is 2082809381. The next prime is 2082809411. The reversal of 2082809386 is 6839082802.

It is a happy number.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2082809381) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174330 + ... + 185893.

It is an arithmetic number, because the mean of its divisors is an integer number (153995760).

Almost surely, 2^2082809386 is an apocalyptic number.

2082809386 is a deficient number, since it is larger than the sum of its proper divisors (1613088854).

2082809386 is a wasteful number, since it uses less digits than its factorization.

2082809386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360298 (or 360291 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 46.

The square root of 2082809386 is about 45637.8065423833. The cubic root of 2082809386 is about 1277.0753101367.

The spelling of 2082809386 in words is "two billion, eighty-two million, eight hundred nine thousand, three hundred eighty-six".