9140690 has 16 divisors (see below), whose sum is σ = 17719128. Its totient is φ = 3374976.

The previous prime is 9140671. The next prime is 9140711. The reversal of 9140690 is 960419.

It can be written as a sum of positive squares in 4 ways, for example, as 2271049 + 6869641 = 1507^2 + 2621^2 .

It is a super-2 number, since 2×9140690² = 167104427352200, which contains 22 as substring.

It is an unprimeable number.

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, 35027 + ... + 35286.

Almost surely, 2^9140690 is an apocalyptic number.

9140690 is a deficient number, since it is larger than the sum of its proper divisors (8578438).

9140690 is a wasteful number, since it uses less digits than its factorization.

9140690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70333.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 9140690 is about 3023.3574052698. The cubic root of 9140690 is about 209.0866607947.

The spelling of 9140690 in words is "nine million, one hundred forty thousand, six hundred ninety".