6740090 has 32 divisors (see below), whose sum is σ = 14065920. Its totient is φ = 2277504.

The previous prime is 6740089. The next prime is 6740099. The reversal of 6740090 is 900476.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (6740099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4451 + ... + 5769.

It is an arithmetic number, because the mean of its divisors is an integer number (439560).

Almost surely, 2^6740090 is an apocalyptic number.

6740090 is an abundant number, since it is smaller than the sum of its proper divisors (7325830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6740090 is a wasteful number, since it uses less digits than its factorization.

6740090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 6740090 is about 2596.1683304439. The cubic root of 6740090 is about 188.8956246477.

The spelling of 6740090 in words is "six million, seven hundred forty thousand, ninety".