2056342 has 8 divisors (see below), whose sum is σ = 3090600. Its totient is φ = 1026144.

The previous prime is 2056339. The next prime is 2056343. The reversal of 2056342 is 2436502.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1509 + ... + 2527.

It is an arithmetic number, because the mean of its divisors is an integer number (386325).

2^2056342 is an apocalyptic number.

2056342 is a deficient number, since it is larger than the sum of its proper divisors (1034258).

2056342 is a wasteful number, since it uses less digits than its factorization.

2056342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2030.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2056342 is about 1433.9951185412. The cubic root of 2056342 is about 127.1642737502.

The spelling of 2056342 in words is "two million, fifty-six thousand, three hundred forty-two".