9642674634 has 16 divisors (see below), whose sum is σ = 19286372160. Its totient is φ = 3214054400.

The previous prime is 9642674633. The next prime is 9642674647. The reversal of 9642674634 is 4364762469.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9642674633) 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, 140362 + ... + 197450.

It is an arithmetic number, because the mean of its divisors is an integer number (1205398260).

Almost surely, 2^9642674634 is an apocalyptic number.

9642674634 is an abundant number, since it is smaller than the sum of its proper divisors (9643697526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9642674634 is a wasteful number, since it uses less digits than its factorization.

9642674634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85245.

The product of its digits is 5225472, while the sum is 51.

The square root of 9642674634 is about 98197.1213121851. The cubic root of 9642674634 is about 2128.4616894317.

The spelling of 9642674634 in words is "nine billion, six hundred forty-two million, six hundred seventy-four thousand, six hundred thirty-four".