9690290 has 16 divisors (see below), whose sum is σ = 18005760. Its totient is φ = 3750960.

The previous prime is 9690287. The next prime is 9690299. The reversal of 9690290 is 920969.

9690290 = 169² + 170² + ... + 323².

It is a self number, because there is not a number n which added to its sum of digits gives 9690290.

It is not an unprimeable number, because it can be changed into a prime (9690299) 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 7 ways as a sum of consecutive naturals, for example, 15320 + ... + 15939.

It is an arithmetic number, because the mean of its divisors is an integer number (1125360).

Almost surely, 2^9690290 is an apocalyptic number.

9690290 is a deficient number, since it is larger than the sum of its proper divisors (8315470).

9690290 is a wasteful number, since it uses less digits than its factorization.

9690290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31297.

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 9690290 is about 3112.9230636172. The cubic root of 9690290 is about 213.1959374633.

The spelling of 9690290 in words is "nine million, six hundred ninety thousand, two hundred ninety".