3404340240 has 80 divisors (see below), whose sum is σ = 12061097088. Its totient is φ = 778134528.

The previous prime is 3404340217. The next prime is 3404340259. The reversal of 3404340240 is 420434043.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 3404340240.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1011517 + ... + 1014876.

Almost surely, 2^3404340240 is an apocalyptic number.

3404340240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3404340240 is an abundant number, since it is smaller than the sum of its proper divisors (8656756848).

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

3404340240 is a wasteful number, since it uses less digits than its factorization.

3404340240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2026416 (or 2026410 counting only the distinct ones).

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

The square root of 3404340240 is about 58346.7243296485. The cubic root of 3404340240 is about 1504.3341668257.

Adding to 3404340240 its reverse (420434043), we get a palindrome (3824774283).

The spelling of 3404340240 in words is "three billion, four hundred four million, three hundred forty thousand, two hundred forty".