6740093 has 4 divisors (see below), whose sum is σ = 6972540. Its totient is φ = 6507648.

The previous prime is 6740089. The next prime is 6740099. The reversal of 6740093 is 3900476.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2968729 + 3771364 = 1723^2 + 1942^2 .

It is a cyclic number.

It is not a de Polignac number, because 6740093 - 2² = 6740089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 232417 = 6740093 / (6 + 7 + 4 + 0 + 0 + 9 + 3).

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6740099) 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, 116180 + ... + 116237.

It is an arithmetic number, because the mean of its divisors is an integer number (1743135).

Almost surely, 2^6740093 is an apocalyptic number.

It is an amenable number.

6740093 is a deficient number, since it is larger than the sum of its proper divisors (232447).

6740093 is a wasteful number, since it uses less digits than its factorization.

6740093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232446.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 6740093 is about 2596.1689082184. The cubic root of 6740093 is about 188.8956526733.

The spelling of 6740093 in words is "six million, seven hundred forty thousand, ninety-three".