340244406 has 24 divisors (see below), whose sum is σ = 760977984. Its totient is φ = 109756080.

The previous prime is 340244371. The next prime is 340244441. The reversal of 340244406 is 604442043.

It is an interprime number because it is at equal distance from previous prime (340244371) and next prime (340244441).

It is a self number, because there is not a number n which added to its sum of digits gives 340244406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 304321 + ... + 305436.

It is an arithmetic number, because the mean of its divisors is an integer number (31707416).

Almost surely, 2^340244406 is an apocalyptic number.

340244406 is an abundant number, since it is smaller than the sum of its proper divisors (420733578).

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

340244406 is a wasteful number, since it uses less digits than its factorization.

340244406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609796 (or 609793 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 340244406 is about 18445.7151121880. The cubic root of 340244406 is about 698.1204038017.

Adding to 340244406 its reverse (604442043), we get a palindrome (944686449).

The spelling of 340244406 in words is "three hundred forty million, two hundred forty-four thousand, four hundred six".