2705342 has 8 divisors (see below), whose sum is σ = 4065600. Its totient is φ = 1350144.

The previous prime is 2705341. The next prime is 2705359. The reversal of 2705342 is 2435072.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2705341) 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, 659 + ... + 2417.

It is an arithmetic number, because the mean of its divisors is an integer number (508200).

2^2705342 is an apocalyptic number.

2705342 is a deficient number, since it is larger than the sum of its proper divisors (1360258).

2705342 is a wasteful number, since it uses less digits than its factorization.

2705342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2530.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 2705342 is about 1644.7923881147. The cubic root of 2705342 is about 139.3394392039.

The spelling of 2705342 in words is "two million, seven hundred five thousand, three hundred forty-two".