8942340 has 96 divisors (see below), whose sum is σ = 28957824. Its totient is φ = 2037760.

The previous prime is 8942327. The next prime is 8942341. The reversal of 8942340 is 432498.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 8942298 and 8942307.

It is not an unprimeable number, because it can be changed into a prime (8942341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10822 + ... + 11618.

It is an arithmetic number, because the mean of its divisors is an integer number (301644).

Almost surely, 2^8942340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8942340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14478912).

8942340 is an abundant number, since it is smaller than the sum of its proper divisors (20015484).

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

8942340 is a wasteful number, since it uses less digits than its factorization.

8942340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837 (or 835 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 8942340 is about 2990.3745584793. The cubic root of 8942340 is about 207.5632168153.

The spelling of 8942340 in words is "eight million, nine hundred forty-two thousand, three hundred forty".