6662974 has 4 divisors (see below), whose sum is σ = 9994464. Its totient is φ = 3331486.

The previous prime is 6662959. The next prime is 6662987. The reversal of 6662974 is 4792666.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4792666 = 2 ⋅2396333.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1665742 + ... + 1665745.

It is an arithmetic number, because the mean of its divisors is an integer number (2498616).

Almost surely, 2^6662974 is an apocalyptic number.

6662974 is a deficient number, since it is larger than the sum of its proper divisors (3331490).

6662974 is a wasteful number, since it uses less digits than its factorization.

6662974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3331489.

The product of its digits is 108864, while the sum is 40.

The square root of 6662974 is about 2581.2737165981. The cubic root of 6662974 is about 188.1724500346.

The spelling of 6662974 in words is "six million, six hundred sixty-two thousand, nine hundred seventy-four".