9620887 has 2 divisors, whose sum is σ = 9620888. Its totient is φ = 9620886.

The previous prime is 9620879. The next prime is 9620899. The reversal of 9620887 is 7880269.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9620887 - 2³ = 9620879 is a prime.

It is a super-2 number, since 2×9620887² = 185122933333538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9620867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4810443 + 4810444.

It is an arithmetic number, because the mean of its divisors is an integer number (4810444).

Almost surely, 2^9620887 is an apocalyptic number.

9620887 is a deficient number, since it is larger than the sum of its proper divisors (1).

9620887 is an equidigital number, since it uses as much as digits as its factorization.

9620887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 9620887 is about 3101.7554706972. The cubic root of 9620887 is about 212.6857393341.

The spelling of 9620887 in words is "nine million, six hundred twenty thousand, eight hundred eighty-seven".