8242870 has 8 divisors (see below), whose sum is σ = 14837184. Its totient is φ = 3297144.

The previous prime is 8242867. The next prime is 8242877. The reversal of 8242870 is 782428.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8242877) 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, 412134 + ... + 412153.

It is an arithmetic number, because the mean of its divisors is an integer number (1854648).

Almost surely, 2^8242870 is an apocalyptic number.

8242870 is a deficient number, since it is larger than the sum of its proper divisors (6594314).

8242870 is a wasteful number, since it uses less digits than its factorization.

8242870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824294.

The product of its (nonzero) digits is 7168, while the sum is 31.

The square root of 8242870 is about 2871.0398812974. The cubic root of 8242870 is about 202.0037740693.

The spelling of 8242870 in words is "eight million, two hundred forty-two thousand, eight hundred seventy".