8939370 has 64 divisors (see below), whose sum is σ = 23721984. Its totient is φ = 2137920.

The previous prime is 8939369. The next prime is 8939383. The reversal of 8939370 is 739398.

It is a happy number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 33859 + ... + 34121.

It is an arithmetic number, because the mean of its divisors is an integer number (370656).

Almost surely, 2^8939370 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8939370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11860992).

8939370 is an abundant number, since it is smaller than the sum of its proper divisors (14782614).

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

8939370 is a wasteful number, since it uses less digits than its factorization.

8939370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 8939370 is about 2989.8779239293. The cubic root of 8939370 is about 207.5402350971.

The spelling of 8939370 in words is "eight million, nine hundred thirty-nine thousand, three hundred seventy".