3506420733 has 4 divisors (see below), whose sum is σ = 4675227648. Its totient is φ = 2337613820.

The previous prime is 3506420713. The next prime is 3506420741. The reversal of 3506420733 is 3370246053.

3506420733 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 3506420733 - 2⁶ = 3506420669 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3506420694 and 3506420703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3506420713) 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, 584403453 + ... + 584403458.

It is an arithmetic number, because the mean of its divisors is an integer number (1168806912).

Almost surely, 2^3506420733 is an apocalyptic number.

It is an amenable number.

3506420733 is a deficient number, since it is larger than the sum of its proper divisors (1168806915).

3506420733 is a wasteful number, since it uses less digits than its factorization.

3506420733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168806914.

The product of its (nonzero) digits is 45360, while the sum is 33.

The square root of 3506420733 is about 59215.0380646673. The cubic root of 3506420733 is about 1519.2223533994. Note that the first 3 decimals are identical.

Adding to 3506420733 its reverse (3370246053), we get a palindrome (6876666786).

The spelling of 3506420733 in words is "three billion, five hundred six million, four hundred twenty thousand, seven hundred thirty-three".