9776634 has 16 divisors (see below), whose sum is σ = 22346688. Its totient is φ = 2793312.

The previous prime is 9776623. The next prime is 9776639. The reversal of 9776634 is 4366779.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 232777 = 9776634 / (9 + 7 + 7 + 6 + 6 + 3 + 4).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9776639) 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, 116347 + ... + 116430.

It is an arithmetic number, because the mean of its divisors is an integer number (1396668).

Almost surely, 2^9776634 is an apocalyptic number.

9776634 is an abundant number, since it is smaller than the sum of its proper divisors (12570054).

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

9776634 is a wasteful number, since it uses less digits than its factorization.

9776634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232789.

The product of its digits is 190512, while the sum is 42.

The square root of 9776634 is about 3126.7609438523. The cubic root of 9776634 is about 213.8272837053.

The spelling of 9776634 in words is "nine million, seven hundred seventy-six thousand, six hundred thirty-four".