9379990 has 16 divisors (see below), whose sum is σ = 16920000. Its totient is φ = 3744000.

The previous prime is 9379973. The next prime is 9379991. The reversal of 9379990 is 999739.

It is a self number, because there is not a number n which added to its sum of digits gives 9379990.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9379991) 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, 6886 + ... + 8134.

It is an arithmetic number, because the mean of its divisors is an integer number (1057500).

Almost surely, 2^9379990 is an apocalyptic number.

9379990 is a deficient number, since it is larger than the sum of its proper divisors (7540010).

9379990 is a wasteful number, since it uses less digits than its factorization.

9379990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2007.

The product of its (nonzero) digits is 137781, while the sum is 46.

The square root of 9379990 is about 3062.6769336644. The cubic root of 9379990 is about 210.8955706143.

The spelling of 9379990 in words is "nine million, three hundred seventy-nine thousand, nine hundred ninety".