974143166 has 16 divisors (see below), whose sum is σ = 1474219008. Its totient is φ = 482755800.

The previous prime is 974143151. The next prime is 974143169. The reversal of 974143166 is 661341479.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (974143169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103601 + ... + 112611.

It is an arithmetic number, because the mean of its divisors is an integer number (92138688).

Almost surely, 2^974143166 is an apocalyptic number.

974143166 is a deficient number, since it is larger than the sum of its proper divisors (500075842).

974143166 is a wasteful number, since it uses less digits than its factorization.

974143166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9487.

The product of its digits is 108864, while the sum is 41.

The square root of 974143166 is about 31211.2666516436. The cubic root of 974143166 is about 991.3056832609.

The spelling of 974143166 in words is "nine hundred seventy-four million, one hundred forty-three thousand, one hundred sixty-six".