9161814 has 16 divisors (see below), whose sum is σ = 18487152. Its totient is φ = 3026688.

The previous prime is 9161809. The next prime is 9161837. The reversal of 9161814 is 4181619.

9161814 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 congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6079 + ... + 7434.

It is an arithmetic number, because the mean of its divisors is an integer number (1155447).

Almost surely, 2^9161814 is an apocalyptic number.

9161814 is an abundant number, since it is smaller than the sum of its proper divisors (9325338).

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

9161814 is a wasteful number, since it uses less digits than its factorization.

9161814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13631.

The product of its digits is 1728, while the sum is 30.

The square root of 9161814 is about 3026.8488564842. The cubic root of 9161814 is about 209.2476022787.

The spelling of 9161814 in words is "nine million, one hundred sixty-one thousand, eight hundred fourteen".