6740403 has 8 divisors (see below), whose sum is σ = 9378048. Its totient is φ = 4298184.

The previous prime is 6740399. The next prime is 6740407. The reversal of 6740403 is 3040476.

It is an interprime number because it is at equal distance from previous prime (6740399) and next prime (6740407).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6740403 - 2² = 6740399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6740407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48775 + ... + 48912.

It is an arithmetic number, because the mean of its divisors is an integer number (1172256).

Almost surely, 2^6740403 is an apocalyptic number.

6740403 is a deficient number, since it is larger than the sum of its proper divisors (2637645).

6740403 is a wasteful number, since it uses less digits than its factorization.

6740403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97713.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 6740403 is about 2596.2286108893. The cubic root of 6740403 is about 188.8985486153.

Adding to 6740403 its reverse (3040476), we get a palindrome (9780879).

It can be divided in two parts, 67 and 40403, that added together give a triangular number (40470 = T₂₈₄).

The spelling of 6740403 in words is "six million, seven hundred forty thousand, four hundred three".