2107742 has 32 divisors (see below), whose sum is σ = 4009152. Its totient is φ = 808704.

The previous prime is 2107739. The next prime is 2107747. The reversal of 2107742 is 2477012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2107747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6578 + ... + 6890.

It is an arithmetic number, because the mean of its divisors is an integer number (125286).

2^2107742 is an apocalyptic number.

2107742 is a deficient number, since it is larger than the sum of its proper divisors (1901410).

2107742 is a wasteful number, since it uses less digits than its factorization.

2107742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372.

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 2107742 is about 1451.8064609307. The cubic root of 2107742 is about 128.2150924556.

The spelling of 2107742 in words is "two million, one hundred seven thousand, seven hundred forty-two".