9704920 has 32 divisors (see below), whose sum is σ = 21931920. Its totient is φ = 3864960.

The previous prime is 9704911. The next prime is 9704923. The reversal of 9704920 is 294079.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9704923) 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, 12874 + ... + 13606.

Almost surely, 2^9704920 is an apocalyptic number.

It is an amenable number.

9704920 is an abundant number, since it is smaller than the sum of its proper divisors (12227000).

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

9704920 is a wasteful number, since it uses less digits than its factorization.

9704920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075 (or 1071 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 9704920 is about 3115.2720587454. The cubic root of 9704920 is about 213.3031749903.

Adding to 9704920 its product of nonzero digits (4536), we get a square (9709456 = 3116²).

Adding to 9704920 its reverse (294079), we get a palindrome (9998999).

The spelling of 9704920 in words is "nine million, seven hundred four thousand, nine hundred twenty".