6918974 has 4 divisors (see below), whose sum is σ = 10378464. Its totient is φ = 3459486.

The previous prime is 6918973. The next prime is 6918979. The reversal of 6918974 is 4798196.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6918973) 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 as a sum of consecutive naturals, namely, 1729742 + ... + 1729745.

It is an arithmetic number, because the mean of its divisors is an integer number (2594616).

Almost surely, 2^6918974 is an apocalyptic number.

6918974 is a deficient number, since it is larger than the sum of its proper divisors (3459490).

6918974 is a wasteful number, since it uses less digits than its factorization.

6918974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3459489.

The product of its digits is 108864, while the sum is 44.

The square root of 6918974 is about 2630.3942670254. The cubic root of 6918974 is about 190.5521702972.

The spelling of 6918974 in words is "six million, nine hundred eighteen thousand, nine hundred seventy-four".