3213934493 has 32 divisors (see below), whose sum is σ = 4277422080. Its totient is φ = 2339064000.

The previous prime is 3213934489. The next prime is 3213934501. The reversal of 3213934493 is 3944393123.

It is not a de Polignac number, because 3213934493 - 2² = 3213934489 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 3213934493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213934793) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88403 + ... + 119343.

It is an arithmetic number, because the mean of its divisors is an integer number (133669440).

Almost surely, 2^3213934493 is an apocalyptic number.

It is an amenable number.

3213934493 is a deficient number, since it is larger than the sum of its proper divisors (1063487587).

3213934493 is a wasteful number, since it uses less digits than its factorization.

3213934493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31049.

The product of its digits is 209952, while the sum is 41.

The square root of 3213934493 is about 56691.5733861744. The cubic root of 3213934493 is about 1475.7484651836.

The spelling of 3213934493 in words is "three billion, two hundred thirteen million, nine hundred thirty-four thousand, four hundred ninety-three".