3506631941 has 4 divisors (see below), whose sum is σ = 3506846112. Its totient is φ = 3506417772.

The previous prime is 3506631913. The next prime is 3506631967. The reversal of 3506631941 is 1491366053.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3506631941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3506631895 and 3506631904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3506631041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80291 + ... + 116016.

It is an arithmetic number, because the mean of its divisors is an integer number (876711528).

Almost surely, 2^3506631941 is an apocalyptic number.

It is an amenable number.

3506631941 is a deficient number, since it is larger than the sum of its proper divisors (214171).

3506631941 is a wasteful number, since it uses less digits than its factorization.

3506631941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214170.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 3506631941 is about 59216.8214361426. The cubic root of 3506631941 is about 1519.2528560589.

Adding to 3506631941 its reverse (1491366053), we get a palindrome (4997997994).

The spelling of 3506631941 in words is "three billion, five hundred six million, six hundred thirty-one thousand, nine hundred forty-one".