6740402 has 8 divisors (see below), whose sum is σ = 10642800. Its totient is φ = 3192804.

The previous prime is 6740399. The next prime is 6740407. The reversal of 6740402 is 2040476.

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

It is not an unprimeable number, because it can be changed into a prime (6740407) 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 3 ways as a sum of consecutive naturals, for example, 88652 + ... + 88727.

It is an arithmetic number, because the mean of its divisors is an integer number (1330350).

Almost surely, 2^6740402 is an apocalyptic number.

6740402 is a deficient number, since it is larger than the sum of its proper divisors (3902398).

6740402 is a wasteful number, since it uses less digits than its factorization.

6740402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177400.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 6740402 is about 2596.2284183022. The cubic root of 6740402 is about 188.8985392737.

Adding to 6740402 its reverse (2040476), we get a palindrome (8780878).

The spelling of 6740402 in words is "six million, seven hundred forty thousand, four hundred two".