3140446 has 8 divisors (see below), whose sum is σ = 4811040. Its totient is φ = 1536768.

The previous prime is 3140441. The next prime is 3140447. The reversal of 3140446 is 6440413.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3140441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16611 + ... + 16798.

It is an arithmetic number, because the mean of its divisors is an integer number (601380).

Almost surely, 2^3140446 is an apocalyptic number.

3140446 is a deficient number, since it is larger than the sum of its proper divisors (1670594).

3140446 is a wasteful number, since it uses less digits than its factorization.

3140446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33458.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 3140446 is about 1772.1303563790. The cubic root of 3140446 is about 146.4413678174.

Adding to 3140446 its reverse (6440413), we get a palindrome (9580859).

The spelling of 3140446 in words is "three million, one hundred forty thousand, four hundred forty-six".