340423044 has 24 divisors (see below), whose sum is σ = 855422400. Its totient is φ = 104745504.

The previous prime is 340423037. The next prime is 340423063. The reversal of 340423044 is 440324043.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1090944 + ... + 1091255.

It is an arithmetic number, because the mean of its divisors is an integer number (35642600).

Almost surely, 2^340423044 is an apocalyptic number.

It is an amenable number.

340423044 is an abundant number, since it is smaller than the sum of its proper divisors (514999356).

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

340423044 is a wasteful number, since it uses less digits than its factorization.

340423044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2182219 (or 2182217 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 340423044 is about 18450.5567395675. The cubic root of 340423044 is about 698.2425601215.

Adding to 340423044 its reverse (440324043), we get a palindrome (780747087).

Subtracting 340423044 from its reverse (440324043), we obtain a palindrome (99900999).

The spelling of 340423044 in words is "three hundred forty million, four hundred twenty-three thousand, forty-four".