969163890 has 16 divisors (see below), whose sum is σ = 2325993408. Its totient is φ = 258443696.

The previous prime is 969163889. The next prime is 969163891. The reversal of 969163890 is 98361969.

It is an interprime number because it is at equal distance from previous prime (969163889) and next prime (969163891).

It is not an unprimeable number, because it can be changed into a prime (969163891) 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 in 7 ways as a sum of consecutive naturals, for example, 16152702 + ... + 16152761.

It is an arithmetic number, because the mean of its divisors is an integer number (145374588).

Almost surely, 2^969163890 is an apocalyptic number.

969163890 is an abundant number, since it is smaller than the sum of its proper divisors (1356829518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

969163890 is a wasteful number, since it uses less digits than its factorization.

969163890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32305473.

The product of its (nonzero) digits is 629856, while the sum is 51.

The square root of 969163890 is about 31131.3971739143. The cubic root of 969163890 is about 989.6137969165.

The spelling of 969163890 in words is "nine hundred sixty-nine million, one hundred sixty-three thousand, eight hundred ninety".