6939974 has 8 divisors (see below), whose sum is σ = 10862640. Its totient is φ = 3319096.

The previous prime is 6939967. The next prime is 6940007. The reversal of 6939974 is 4799396.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75389 + ... + 75480.

It is an arithmetic number, because the mean of its divisors is an integer number (1357830).

Almost surely, 2^6939974 is an apocalyptic number.

6939974 is a deficient number, since it is larger than the sum of its proper divisors (3922666).

6939974 is a wasteful number, since it uses less digits than its factorization.

6939974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150894.

The product of its digits is 367416, while the sum is 47.

The square root of 6939974 is about 2634.3830397268. The cubic root of 6939974 is about 190.7447592529.

The spelling of 6939974 in words is "six million, nine hundred thirty-nine thousand, nine hundred seventy-four".