6742493 has 2 divisors, whose sum is σ = 6742494. Its totient is φ = 6742492.

The previous prime is 6742481. The next prime is 6742507. The reversal of 6742493 is 3942476.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6160324 + 582169 = 2482^2 + 763^2 .

It is a cyclic number.

It is not a de Polignac number, because 6742493 - 2⁸ = 6742237 is a prime.

It is a super-2 number, since 2×6742493² = 90922423710098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6742423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3371246 + 3371247.

It is an arithmetic number, because the mean of its divisors is an integer number (3371247).

Almost surely, 2^6742493 is an apocalyptic number.

It is an amenable number.

6742493 is a deficient number, since it is larger than the sum of its proper divisors (1).

6742493 is an equidigital number, since it uses as much as digits as its factorization.

6742493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 35.

The square root of 6742493 is about 2596.6310866197. The cubic root of 6742493 is about 188.9180705523.

The spelling of 6742493 in words is "six million, seven hundred forty-two thousand, four hundred ninety-three".