3420000040 has 16 divisors (see below), whose sum is σ = 7695000180. Its totient is φ = 1368000000.

The previous prime is 3420000037. The next prime is 3420000049. The reversal of 3420000040 is 400000243.

3420000040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3371195844 + 48804196 = 58062^2 + 6986^2 .

It is not an unprimeable number, because it can be changed into a prime (3420000049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42749961 + ... + 42750040.

Almost surely, 2^3420000040 is an apocalyptic number.

It is an amenable number.

3420000040 is an abundant number, since it is smaller than the sum of its proper divisors (4275000140).

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

3420000040 is a wasteful number, since it uses less digits than its factorization.

3420000040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85500012 (or 85500008 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 3420000040 is about 58480.7664108466. The cubic root of 3420000040 is about 1506.6372604576.

Adding to 3420000040 its reverse (400000243), we get a palindrome (3820000283).

The spelling of 3420000040 in words is "three billion, four hundred twenty million, forty", and thus it is an aban number.