2305902 has 8 divisors (see below), whose sum is σ = 4611816. Its totient is φ = 768632.

The previous prime is 2305889. The next prime is 2305903. The reversal of 2305902 is 2095032.

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

2305902 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2305903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192153 + ... + 192164.

It is an arithmetic number, because the mean of its divisors is an integer number (576477).

2^2305902 is an apocalyptic number.

2305902 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2305902 is a wasteful number, since it uses less digits than its factorization.

2305902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384322.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 2305902 is about 1518.5196738930. The cubic root of 2305902 is about 132.1134240892.

The spelling of 2305902 in words is "two million, three hundred five thousand, nine hundred two".