3248729493 has 4 divisors (see below), whose sum is σ = 4331639328. Its totient is φ = 2165819660.

The previous prime is 3248729483. The next prime is 3248729527. The reversal of 3248729493 is 3949278423.

3248729493 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, 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 3248729493 - 2⁹ = 3248728981 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3248729443) 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, 541454913 + ... + 541454918.

It is an arithmetic number, because the mean of its divisors is an integer number (1082909832).

Almost surely, 2^3248729493 is an apocalyptic number.

It is an amenable number.

3248729493 is a deficient number, since it is larger than the sum of its proper divisors (1082909835).

3248729493 is a wasteful number, since it uses less digits than its factorization.

3248729493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082909834.

The product of its digits is 2612736, while the sum is 51.

The square root of 3248729493 is about 56997.6270821865. The cubic root of 3248729493 is about 1481.0549899697.

The spelling of 3248729493 in words is "three billion, two hundred forty-eight million, seven hundred twenty-nine thousand, four hundred ninety-three".