9769731 has 8 divisors (see below), whose sum is σ = 13106880. Its totient is φ = 6472872.

The previous prime is 9769709. The next prime is 9769741. The reversal of 9769731 is 1379679.

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

It is not a de Polignac number, because 9769731 - 2¹³ = 9761539 is a prime.

It is a super-2 number, since 2×9769731² = 190895287624722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9769741) 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, 9501 + ... + 10478.

It is an arithmetic number, because the mean of its divisors is an integer number (1638360).

Almost surely, 2^9769731 is an apocalyptic number.

9769731 is a deficient number, since it is larger than the sum of its proper divisors (3337149).

9769731 is a wasteful number, since it uses less digits than its factorization.

9769731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20145.

The product of its digits is 71442, while the sum is 42.

The square root of 9769731 is about 3125.6568909591. The cubic root of 9769731 is about 213.7769460917.

The spelling of 9769731 in words is "nine million, seven hundred sixty-nine thousand, seven hundred thirty-one".