974146 has 4 divisors (see below), whose sum is σ = 1461222. Its totient is φ = 487072.

The previous prime is 974143. The next prime is 974147. The reversal of 974146 is 641479.

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

It can be written as a sum of positive squares in only one way, i.e., 923521 + 50625 = 961^2 + 225^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (974143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243535 + ... + 243538.

2⁹⁷⁴¹⁴⁶ is an apocalyptic number.

974146 is a deficient number, since it is larger than the sum of its proper divisors (487076).

974146 is a wasteful number, since it uses less digits than its factorization.

974146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487075.

The product of its digits is 6048, while the sum is 31.

The square root of 974146 is about 986.9883484621. The cubic root of 974146 is about 99.1306644570.

The spelling of 974146 in words is "nine hundred seventy-four thousand, one hundred forty-six".