3140346 has 16 divisors (see below), whose sum is σ = 6851808. Its totient is φ = 951600.

The previous prime is 3140321. The next prime is 3140353. The reversal of 3140346 is 6430413.

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, 23725 + ... + 23856.

It is an arithmetic number, because the mean of its divisors is an integer number (428238).

Almost surely, 2^3140346 is an apocalyptic number.

3140346 is an abundant number, since it is smaller than the sum of its proper divisors (3711462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3140346 is a wasteful number, since it uses less digits than its factorization.

3140346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47597.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3140346 is about 1772.1021415257. The cubic root of 3140346 is about 146.4398134424.

Adding to 3140346 its reverse (6430413), we get a palindrome (9570759).

It can be divided in two parts, 3140 and 346, that added together give a triangular number (3486 = T₈₃).

The spelling of 3140346 in words is "three million, one hundred forty thousand, three hundred forty-six".