9764390 has 8 divisors (see below), whose sum is σ = 17575920. Its totient is φ = 3905752.

The previous prime is 9764317. The next prime is 9764393. The reversal of 9764390 is 934679.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9764393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488210 + ... + 488229.

It is an arithmetic number, because the mean of its divisors is an integer number (2196990).

Almost surely, 2^9764390 is an apocalyptic number.

9764390 is a deficient number, since it is larger than the sum of its proper divisors (7811530).

9764390 is a wasteful number, since it uses less digits than its factorization.

9764390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976446.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 9764390 is about 3124.8023937523. The cubic root of 9764390 is about 213.7379825215.

The spelling of 9764390 in words is "nine million, seven hundred sixty-four thousand, three hundred ninety".