8879961 has 8 divisors (see below), whose sum is σ = 11856064. Its totient is φ = 5911920.

The previous prime is 8879957. The next prime is 8879971. The reversal of 8879961 is 1699788.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8879961 - 2² = 8879957 is a prime.

It is a Duffinian number.

It is a Curzon number.

8879961 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 8879961.

It is not an unprimeable number, because it can be changed into a prime (8879911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1371 + ... + 4431.

It is an arithmetic number, because the mean of its divisors is an integer number (1482008).

Almost surely, 2^8879961 is an apocalyptic number.

It is an amenable number.

8879961 is a deficient number, since it is larger than the sum of its proper divisors (2976103).

8879961 is a wasteful number, since it uses less digits than its factorization.

8879961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4031.

The product of its digits is 217728, while the sum is 48.

The square root of 8879961 is about 2979.9263413715. The cubic root of 8879961 is about 207.0794579319.

The spelling of 8879961 in words is "eight million, eight hundred seventy-nine thousand, nine hundred sixty-one".