3420903746 has 36 divisors (see below), whose sum is σ = 5711443542. Its totient is φ = 1535998464.

The previous prime is 3420903719. The next prime is 3420903749. The reversal of 3420903746 is 6473090243.

It can be written as a sum of positive squares in 9 ways, for example, as 246144721 + 3174759025 = 15689^2 + 56345^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (3420903749) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 459026 + ... + 466418.

Almost surely, 2^3420903746 is an apocalyptic number.

3420903746 is a deficient number, since it is larger than the sum of its proper divisors (2290539796).

3420903746 is a wasteful number, since it uses less digits than its factorization.

3420903746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7495 (or 7445 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 3420903746 is about 58488.4924237238. The cubic root of 3420903746 is about 1506.7699541425.

Adding to 3420903746 its reverse (6473090243), we get a palindrome (9893993989).

The spelling of 3420903746 in words is "three billion, four hundred twenty million, nine hundred three thousand, seven hundred forty-six".