9369861 has 4 divisors (see below), whose sum is σ = 12493152. Its totient is φ = 6246572.

The previous prime is 9369859. The next prime is 9369863. The reversal of 9369861 is 1689639.

9369861 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (9369859) and next prime (9369863).

It is a cyclic number.

It is not a de Polignac number, because 9369861 - 2¹ = 9369859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9369863) 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, 1561641 + ... + 1561646.

It is an arithmetic number, because the mean of its divisors is an integer number (3123288).

Almost surely, 2^9369861 is an apocalyptic number.

It is an amenable number.

9369861 is a deficient number, since it is larger than the sum of its proper divisors (3123291).

9369861 is a wasteful number, since it uses less digits than its factorization.

9369861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3123290.

The product of its digits is 69984, while the sum is 42.

The square root of 9369861 is about 3061.0228682583. The cubic root of 9369861 is about 210.8196312793.

The spelling of 9369861 in words is "nine million, three hundred sixty-nine thousand, eight hundred sixty-one".