2782342 has 8 divisors (see below), whose sum is σ = 4275432. Its totient is φ = 1357200.

The previous prime is 2782337. The next prime is 2782349. The reversal of 2782342 is 2432872.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2782342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2782349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16884 + ... + 17047.

It is an arithmetic number, because the mean of its divisors is an integer number (534429).

2^2782342 is an apocalyptic number.

2782342 is a deficient number, since it is larger than the sum of its proper divisors (1493090).

2782342 is a wasteful number, since it uses less digits than its factorization.

2782342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33974.

The product of its digits is 5376, while the sum is 28.

The square root of 2782342 is about 1668.0353713276. The cubic root of 2782342 is about 140.6490610352.

It can be divided in two parts, 27 and 82342, that added together give a square (82369 = 287²).

The spelling of 2782342 in words is "two million, seven hundred eighty-two thousand, three hundred forty-two".