3495625213 has 4 divisors (see below), whose sum is σ = 3505528188. Its totient is φ = 3485722240.

The previous prime is 3495625201. The next prime is 3495625219. The reversal of 3495625213 is 3125265943.

3495625213 is digitally balanced in base 2, 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.

It can be written as a sum of positive squares in 2 ways, for example, as 2134162809 + 1361462404 = 46197^2 + 36898^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3495625213 is a prime.

It is a super-2 number, since 2×3495625213² = 24438791259522590738, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3495625219) 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, 4950958 + ... + 4951663.

It is an arithmetic number, because the mean of its divisors is an integer number (876382047).

Almost surely, 2^3495625213 is an apocalyptic number.

It is an amenable number.

3495625213 is a deficient number, since it is larger than the sum of its proper divisors (9902975).

3495625213 is an equidigital number, since it uses as much as digits as its factorization.

3495625213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9902974.

The product of its digits is 194400, while the sum is 40.

The square root of 3495625213 is about 59123.8125715857. The cubic root of 3495625213 is about 1517.6616302847.

The spelling of 3495625213 in words is "three billion, four hundred ninety-five million, six hundred twenty-five thousand, two hundred thirteen".