9870067 has 2 divisors, whose sum is σ = 9870068. Its totient is φ = 9870066.

The previous prime is 9870061. The next prime is 9870071. The reversal of 9870067 is 7600789.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9870067 - 2⁷ = 9869939 is a prime.

It is not a weakly prime, because it can be changed into another prime (9870061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4935033 + 4935034.

It is an arithmetic number, because the mean of its divisors is an integer number (4935034).

Almost surely, 2^9870067 is an apocalyptic number.

9870067 is a deficient number, since it is larger than the sum of its proper divisors (1).

9870067 is an equidigital number, since it uses as much as digits as its factorization.

9870067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 37.

The square root of 9870067 is about 3141.6662776304. Note that the first 3 decimals coincide. The cubic root of 9870067 is about 214.5062909861.

The spelling of 9870067 in words is "nine million, eight hundred seventy thousand, sixty-seven".