2140838 has 16 divisors (see below), whose sum is σ = 3797280. Its totient is φ = 885696.

The previous prime is 2140823. The next prime is 2140843. The reversal of 2140838 is 8380412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2231 + ... + 3042.

It is an arithmetic number, because the mean of its divisors is an integer number (237330).

2^2140838 is an apocalyptic number.

2140838 is a deficient number, since it is larger than the sum of its proper divisors (1656442).

2140838 is a wasteful number, since it uses less digits than its factorization.

2140838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5311.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 2140838 is about 1463.1602783017. The cubic root of 2140838 is about 128.8826928695.

The spelling of 2140838 in words is "two million, one hundred forty thousand, eight hundred thirty-eight".