9704977 has 4 divisors (see below), whose sum is σ = 10275876. Its totient is φ = 9134080.

The previous prime is 9704957. The next prime is 9705001. The reversal of 9704977 is 7794079.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4682896 + 5022081 = 2164^2 + 2241^2 .

It is a cyclic number.

It is not a de Polignac number, because 9704977 - 2¹¹ = 9702929 is a prime.

It is a Duffinian number.

9704977 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9704957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285424 + ... + 285457.

It is an arithmetic number, because the mean of its divisors is an integer number (2568969).

Almost surely, 2^9704977 is an apocalyptic number.

It is an amenable number.

9704977 is a deficient number, since it is larger than the sum of its proper divisors (570899).

9704977 is a wasteful number, since it uses less digits than its factorization.

9704977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570898.

The product of its (nonzero) digits is 111132, while the sum is 43.

The square root of 9704977 is about 3115.2812072107. The cubic root of 9704977 is about 213.3035925880.

The spelling of 9704977 in words is "nine million, seven hundred four thousand, nine hundred seventy-seven".