9442790 has 32 divisors (see below), whose sum is σ = 19828800. Its totient is φ = 3236352.

The previous prime is 9442789. The next prime is 9442799. The reversal of 9442790 is 972449.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 9442790.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9442799) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2054 + ... + 4806.

It is an arithmetic number, because the mean of its divisors is an integer number (619650).

Almost surely, 2^9442790 is an apocalyptic number.

9442790 is an abundant number, since it is smaller than the sum of its proper divisors (10386010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9442790 is a wasteful number, since it uses less digits than its factorization.

9442790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2781 (or 2767 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 9442790 is about 3072.9122994319. The cubic root of 9442790 is about 211.3651800025.

The spelling of 9442790 in words is "nine million, four hundred forty-two thousand, seven hundred ninety".