8942280 has 64 divisors (see below), whose sum is σ = 27466560. Its totient is φ = 2327808.

The previous prime is 8942261. The next prime is 8942299. The reversal of 8942280 is 822498.

It is an interprime number because it is at equal distance from previous prime (8942261) and next prime (8942299).

It is a nialpdrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4294 + ... + 6026.

It is an arithmetic number, because the mean of its divisors is an integer number (429165).

Almost surely, 2^8942280 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 8942280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13733280).

8942280 is an abundant number, since it is smaller than the sum of its proper divisors (18524280).

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

8942280 is a wasteful number, since it uses less digits than its factorization.

8942280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1790 (or 1786 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 8942280 is about 2990.3645262743. The cubic root of 8942280 is about 207.5627525885.

The spelling of 8942280 in words is "eight million, nine hundred forty-two thousand, two hundred eighty".