34093813 has 4 divisors (see below), whose sum is σ = 36716428. Its totient is φ = 31471200.

The previous prime is 34093757. The next prime is 34093817. The reversal of 34093813 is 31839043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31839043 = 263 ⋅121061.

It can be written as a sum of positive squares in 2 ways, for example, as 13089924 + 21003889 = 3618^2 + 4583^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34093813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34093817) 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, 1311288 + ... + 1311313.

It is an arithmetic number, because the mean of its divisors is an integer number (9179107).

Almost surely, 2^34093813 is an apocalyptic number.

It is an amenable number.

34093813 is a deficient number, since it is larger than the sum of its proper divisors (2622615).

34093813 is a wasteful number, since it uses less digits than its factorization.

34093813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2622614.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 34093813 is about 5838.9907518337. The cubic root of 34093813 is about 324.2588650354.

The spelling of 34093813 in words is "thirty-four million, ninety-three thousand, eight hundred thirteen".