8499970 has 8 divisors (see below), whose sum is σ = 15299964. Its totient is φ = 3399984.

The previous prime is 8499937. The next prime is 8499971. The reversal of 8499970 is 799948.

It can be written as a sum of positive squares in 2 ways, for example, as 8300161 + 199809 = 2881^2 + 447^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 8499970.

It is not an unprimeable number, because it can be changed into a prime (8499971) 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, 424989 + ... + 425008.

Almost surely, 2^8499970 is an apocalyptic number.

8499970 is a deficient number, since it is larger than the sum of its proper divisors (6799994).

8499970 is a wasteful number, since it uses less digits than its factorization.

8499970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850004.

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 8499970 is about 2915.4708024606. The cubic root of 8499970 is about 204.0825149982.

The spelling of 8499970 in words is "eight million, four hundred ninety-nine thousand, nine hundred seventy".