2905342 has 16 divisors (see below), whose sum is σ = 4871664. Its totient is φ = 1288000.

The previous prime is 2905339. The next prime is 2905363. The reversal of 2905342 is 2435092.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 709 + ... + 2512.

It is an arithmetic number, because the mean of its divisors is an integer number (304479).

2^2905342 is an apocalyptic number.

2905342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2905342 is a deficient number, since it is larger than the sum of its proper divisors (1966322).

2905342 is a wasteful number, since it uses less digits than its factorization.

2905342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 2905342 is about 1704.5063801582. The cubic root of 2905342 is about 142.6918233314.

The spelling of 2905342 in words is "two million, nine hundred five thousand, three hundred forty-two".