340404344 has 16 divisors (see below), whose sum is σ = 729438000. Its totient is φ = 145887552.

The previous prime is 340404341. The next prime is 340404353. The reversal of 340404344 is 443404043.

It is a super-3 number, since 3×340404344³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340404341) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3039269 + ... + 3039380.

It is an arithmetic number, because the mean of its divisors is an integer number (45589875).

Almost surely, 2^340404344 is an apocalyptic number.

It is an amenable number.

340404344 is an abundant number, since it is smaller than the sum of its proper divisors (389033656).

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

340404344 is a wasteful number, since it uses less digits than its factorization.

340404344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6078662 (or 6078658 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 340404344 is about 18450.0499728321. The cubic root of 340404344 is about 698.2297746818.

Adding to 340404344 its reverse (443404043), we get a palindrome (783808387).

The spelling of 340404344 in words is "three hundred forty million, four hundred four thousand, three hundred forty-four".