9870026 has 4 divisors (see below), whose sum is σ = 14805042. Its totient is φ = 4935012.

The previous prime is 9870017. The next prime is 9870061. The reversal of 9870026 is 6200789.

9870026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6754801 + 3115225 = 2599^2 + 1765^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9869974 and 9870001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2467505 + ... + 2467508.

Almost surely, 2^9870026 is an apocalyptic number.

9870026 is a deficient number, since it is larger than the sum of its proper divisors (4935016).

9870026 is a wasteful number, since it uses less digits than its factorization.

9870026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4935015.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 9870026 is about 3141.6597524239. The cubic root of 9870026 is about 214.5059939679.

The spelling of 9870026 in words is "nine million, eight hundred seventy thousand, twenty-six".