3248973869 has 4 divisors (see below), whose sum is σ = 3261918240. Its totient is φ = 3236029500.

The previous prime is 3248973851. The next prime is 3248973901. The reversal of 3248973869 is 9683798423.

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-3248973869 is a prime.

It is a super-2 number, since 2×3248973869² = 21111662402889658322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3248973809) 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, 6471809 + ... + 6472310.

It is an arithmetic number, because the mean of its divisors is an integer number (815479560).

Almost surely, 2^3248973869 is an apocalyptic number.

It is an amenable number.

3248973869 is a deficient number, since it is larger than the sum of its proper divisors (12944371).

3248973869 is a wasteful number, since it uses less digits than its factorization.

3248973869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12944370.

The product of its digits is 15676416, while the sum is 59.

The square root of 3248973869 is about 56999.7707802409. The cubic root of 3248973869 is about 1481.0921250220.

The spelling of 3248973869 in words is "three billion, two hundred forty-eight million, nine hundred seventy-three thousand, eight hundred sixty-nine".