7136393 has 4 divisors (see below), whose sum is σ = 7785168. Its totient is φ = 6487620.

The previous prime is 7136383. The next prime is 7136401. The reversal of 7136393 is 3936317.

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 7136393 - 2⁴ = 7136377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7136383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324371 + ... + 324392.

It is an arithmetic number, because the mean of its divisors is an integer number (1946292).

Almost surely, 2^7136393 is an apocalyptic number.

It is an amenable number.

7136393 is a deficient number, since it is larger than the sum of its proper divisors (648775).

7136393 is a wasteful number, since it uses less digits than its factorization.

7136393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648774.

The product of its digits is 10206, while the sum is 32.

The square root of 7136393 is about 2671.4028150019. The cubic root of 7136393 is about 192.5275656258.

The spelling of 7136393 in words is "seven million, one hundred thirty-six thousand, three hundred ninety-three".