340244340 has 48 divisors (see below), whose sum is σ = 953975232. Its totient is φ = 90608896.

The previous prime is 340244323. The next prime is 340244353. The reversal of 340244340 is 43442043.

It is a happy number.

340244340 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

340244340 is strictly pandigital in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 340244340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46192 + ... + 53048.

It is an arithmetic number, because the mean of its divisors is an integer number (19874484).

Almost surely, 2^340244340 is an apocalyptic number.

340244340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340244340 is an abundant number, since it is smaller than the sum of its proper divisors (613730892).

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

340244340 is a wasteful number, since it uses less digits than its factorization.

340244340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7696 (or 7694 counting only the distinct ones).

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

The square root of 340244340 is about 18445.7133231545. The cubic root of 340244340 is about 698.1203586616.

Adding to 340244340 its reverse (43442043), we get a palindrome (383686383).

The spelling of 340244340 in words is "three hundred forty million, two hundred forty-four thousand, three hundred forty".