9642474146 has 8 divisors (see below), whose sum is σ = 14526872220. Its totient is φ = 4800183408.

The previous prime is 9642474139. The next prime is 9642474157. The reversal of 9642474146 is 6414742469.

It can be written as a sum of positive squares in 2 ways, for example, as 9621451921 + 21022225 = 98089^2 + 4585^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 9642474146.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10526261 + ... + 10527176.

Almost surely, 2^9642474146 is an apocalyptic number.

9642474146 is a deficient number, since it is larger than the sum of its proper divisors (4884398074).

9642474146 is a wasteful number, since it uses less digits than its factorization.

9642474146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21053668.

The product of its digits is 1161216, while the sum is 47.

The square root of 9642474146 is about 98196.1004622892. The cubic root of 9642474146 is about 2128.4469378543.

The spelling of 9642474146 in words is "nine billion, six hundred forty-two million, four hundred seventy-four thousand, one hundred forty-six".