3424120040 has 64 divisors (see below), whose sum is σ = 8447535360. Its totient is φ = 1238782720.

The previous prime is 3424120003. The next prime is 3424120069. The reversal of 3424120040 is 400214243.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 3424119994 and 3424120021.

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 15 ways as a sum of consecutive naturals, for example, 66929 + ... + 106431.

It is an arithmetic number, because the mean of its divisors is an integer number (131992740).

Almost surely, 2^3424120040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3424120040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4223767680).

3424120040 is an abundant number, since it is smaller than the sum of its proper divisors (5023415320).

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

3424120040 is a wasteful number, since it uses less digits than its factorization.

3424120040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39722 (or 39718 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 3424120040 is about 58515.9810650048. The cubic root of 3424120040 is about 1507.2420221037.

Adding to 3424120040 its reverse (400214243), we get a palindrome (3824334283).

The spelling of 3424120040 in words is "three billion, four hundred twenty-four million, one hundred twenty thousand, forty".