2302146 has 72 divisors (see below), whose sum is σ = 6307392. Its totient is φ = 594000.

The previous prime is 2302117. The next prime is 2302151. The reversal of 2302146 is 6412032.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 15171 + ... + 15321.

2^2302146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2302146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3153696).

2302146 is an abundant number, since it is smaller than the sum of its proper divisors (4005246).

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

2302146 is a wasteful number, since it uses less digits than its factorization.

2302146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 174 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2302146 is about 1517.2824390996. The cubic root of 2302146 is about 132.0416535212.

Adding to 2302146 its reverse (6412032), we get a palindrome (8714178).

The spelling of 2302146 in words is "two million, three hundred two thousand, one hundred forty-six".