9701881 has 16 divisors (see below), whose sum is σ = 11644416. Its totient is φ = 7909056.

The previous prime is 9701873. The next prime is 9701891. The reversal of 9701881 is 1881079.

It is a cyclic number.

It is not a de Polignac number, because 9701881 - 2³ = 9701873 is a prime.

It is a super-2 number, since 2×9701881² = 188252989876322, which contains 22 as substring.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9701821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11775 + ... + 12571.

It is an arithmetic number, because the mean of its divisors is an integer number (727776).

Almost surely, 2^9701881 is an apocalyptic number.

It is an amenable number.

9701881 is a deficient number, since it is larger than the sum of its proper divisors (1942535).

9701881 is a wasteful number, since it uses less digits than its factorization.

9701881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888.

The product of its (nonzero) digits is 4032, while the sum is 34.

The square root of 9701881 is about 3114.7842621922. The cubic root of 9701881 is about 213.2809080706.

The spelling of 9701881 in words is "nine million, seven hundred one thousand, eight hundred eighty-one".