3506303633 has 6 divisors (see below), whose sum is σ = 4078761426. Its totient is φ = 3005403072.

The previous prime is 3506303573. The next prime is 3506303663. The reversal of 3506303633 is 3363036053.

It can be written as a sum of positive squares in only one way, i.e., 3411494464 + 94809169 = 58408^2 + 9737^2 .

It is not a de Polignac number, because 3506303633 - 2¹⁴ = 3506287249 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3506303633.

It is not an unprimeable number, because it can be changed into a prime (3506303663) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35778560 + ... + 35778657.

It is an arithmetic number, because the mean of its divisors is an integer number (679793571).

Almost surely, 2^3506303633 is an apocalyptic number.

It is an amenable number.

3506303633 is a deficient number, since it is larger than the sum of its proper divisors (572457793).

3506303633 is an equidigital number, since it uses as much as digits as its factorization.

3506303633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71557231 (or 71557224 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 32.

The square root of 3506303633 is about 59214.0492873102. The cubic root of 3506303633 is about 1519.2054412896.

Adding to 3506303633 its reverse (3363036053), we get a palindrome (6869339686).

The spelling of 3506303633 in words is "three billion, five hundred six million, three hundred three thousand, six hundred thirty-three".