3140434 has 24 divisors (see below), whose sum is σ = 5458320. Its totient is φ = 1350360.

The previous prime is 3140413. The next prime is 3140437. The reversal of 3140434 is 4340413.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (3140437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4257 + ... + 4939.

It is an arithmetic number, because the mean of its divisors is an integer number (227430).

Almost surely, 2^3140434 is an apocalyptic number.

3140434 is a deficient number, since it is larger than the sum of its proper divisors (2317886).

3140434 is a wasteful number, since it uses less digits than its factorization.

3140434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726 (or 715 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 3140434 is about 1772.1269706203. The cubic root of 3140434 is about 146.4411812942.

Adding to 3140434 its reverse (4340413), we get a palindrome (7480847).

The spelling of 3140434 in words is "three million, one hundred forty thousand, four hundred thirty-four".