3506430345 has 16 divisors (see below), whose sum is σ = 6120315072. Its totient is φ = 1700087360.

The previous prime is 3506430337. The next prime is 3506430359. The reversal of 3506430345 is 5430346053.

It is not a de Polignac number, because 3506430345 - 2³ = 3506430337 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10625382 + ... + 10625711.

It is an arithmetic number, because the mean of its divisors is an integer number (382519692).

Almost surely, 2^3506430345 is an apocalyptic number.

It is an amenable number.

3506430345 is a deficient number, since it is larger than the sum of its proper divisors (2613884727).

3506430345 is a wasteful number, since it uses less digits than its factorization.

3506430345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21251112.

The product of its (nonzero) digits is 64800, while the sum is 33.

The square root of 3506430345 is about 59215.1192264273. The cubic root of 3506430345 is about 1519.2237415911.

Adding to 3506430345 its reverse (5430346053), we get a palindrome (8936776398).

The spelling of 3506430345 in words is "three billion, five hundred six million, four hundred thirty thousand, three hundred forty-five".