9140642 has 8 divisors (see below), whose sum is σ = 15669696. Its totient is φ = 3917412.

The previous prime is 9140641. The next prime is 9140669. The reversal of 9140642 is 2460419.

9140642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (9140641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326438 + ... + 326465.

It is an arithmetic number, because the mean of its divisors is an integer number (1958712).

Almost surely, 2^9140642 is an apocalyptic number.

9140642 is a deficient number, since it is larger than the sum of its proper divisors (6529054).

9140642 is a wasteful number, since it uses less digits than its factorization.

9140642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652912.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 9140642 is about 3023.3494670646. The cubic root of 9140642 is about 209.0862948057.

The spelling of 9140642 in words is "nine million, one hundred forty thousand, six hundred forty-two".