3506430405 has 32 divisors (see below), whose sum is σ = 5703413760. Its totient is φ = 1839240000.

The previous prime is 3506430401. The next prime is 3506430437. The reversal of 3506430405 is 5040346053.

It is not a de Polignac number, because 3506430405 - 2² = 3506430401 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3506430401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 306030 + ... + 317280.

It is an arithmetic number, because the mean of its divisors is an integer number (178231680).

Almost surely, 2^3506430405 is an apocalyptic number.

It is an amenable number.

3506430405 is a deficient number, since it is larger than the sum of its proper divisors (2196983355).

3506430405 is a wasteful number, since it uses less digits than its factorization.

3506430405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11601.

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 3506430405 is about 59215.1197330547. The cubic root of 3506430405 is about 1519.2237502564.

Adding to 3506430405 its reverse (5040346053), we get a palindrome (8546776458).

The spelling of 3506430405 in words is "three billion, five hundred six million, four hundred thirty thousand, four hundred five".