3426043440 has 80 divisors (see below), whose sum is σ = 10704457728. Its totient is φ = 906409728.

The previous prime is 3426043421. The next prime is 3426043457. The reversal of 3426043440 is 443406243.

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 (30).

It is a junction number, because it is equal to n+sod(n) for n = 3426043398 and 3426043407.

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, 25722 + ... + 86681.

Almost surely, 2^3426043440 is an apocalyptic number.

3426043440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3426043440 is an abundant number, since it is smaller than the sum of its proper divisors (7278414288).

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

3426043440 is a wasteful number, since it uses less digits than its factorization.

3426043440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112546 (or 112540 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

The square root of 3426043440 is about 58532.4135842697. The cubic root of 3426043440 is about 1507.5241857570.

Adding to 3426043440 its reverse (443406243), we get a palindrome (3869449683).

The spelling of 3426043440 in words is "three billion, four hundred twenty-six million, forty-three thousand, four hundred forty".