3140894 has 4 divisors (see below), whose sum is σ = 4711344. Its totient is φ = 1570446.

The previous prime is 3140881. The next prime is 3140911. The reversal of 3140894 is 4980413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4980413 = 19 ⋅262127.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 785222 + ... + 785225.

It is an arithmetic number, because the mean of its divisors is an integer number (1177836).

Almost surely, 2^3140894 is an apocalyptic number.

3140894 is a deficient number, since it is larger than the sum of its proper divisors (1570450).

3140894 is a wasteful number, since it uses less digits than its factorization.

3140894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1570449.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 3140894 is about 1772.2567534079. The cubic root of 3140894 is about 146.4483310124.

The spelling of 3140894 in words is "three million, one hundred forty thousand, eight hundred ninety-four".