3969974 has 8 divisors (see below), whose sum is σ = 6268440. Its totient is φ = 1880496.

The previous prime is 3969971. The next prime is 3969983. The reversal of 3969974 is 4799693.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3969971) 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, 52199 + ... + 52274.

It is an arithmetic number, because the mean of its divisors is an integer number (783555).

Almost surely, 2^3969974 is an apocalyptic number.

3969974 is a deficient number, since it is larger than the sum of its proper divisors (2298466).

3969974 is a wasteful number, since it uses less digits than its factorization.

3969974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104494.

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

The square root of 3969974 is about 1992.4793599935. The cubic root of 3969974 is about 158.3419129854.

The spelling of 3969974 in words is "three million, nine hundred sixty-nine thousand, nine hundred seventy-four".