9013990 has 8 divisors (see below), whose sum is σ = 16225200. Its totient is φ = 3605592.

The previous prime is 9013969. The next prime is 9013993. The reversal of 9013990 is 993109.

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 (9013993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450690 + ... + 450709.

It is an arithmetic number, because the mean of its divisors is an integer number (2028150).

Almost surely, 2^9013990 is an apocalyptic number.

9013990 is a deficient number, since it is larger than the sum of its proper divisors (7211210).

9013990 is a wasteful number, since it uses less digits than its factorization.

9013990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901406.

The product of its (nonzero) digits is 2187, while the sum is 31.

The square root of 9013990 is about 3002.3307612587. The cubic root of 9013990 is about 208.1161056659.

The spelling of 9013990 in words is "nine million, thirteen thousand, nine hundred ninety".