2396881 has 8 divisors (see below), whose sum is σ = 2552040. Its totient is φ = 2243328.

The previous prime is 2396861. The next prime is 2396887. The reversal of 2396881 is 1886932.

It can be written as a sum of positive squares in 4 ways, for example, as 614656 + 1782225 = 784^2 + 1335^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2396881 - 2⁹ = 2396369 is a prime.

It is a super-2 number, since 2×2396881² = 11490077056322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2396881.

It is not an unprimeable number, because it can be changed into a prime (2396887) 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, 4455 + ... + 4963.

It is an arithmetic number, because the mean of its divisors is an integer number (319005).

2^2396881 is an apocalyptic number.

It is an amenable number.

2396881 is a deficient number, since it is larger than the sum of its proper divisors (155159).

2396881 is a wasteful number, since it uses less digits than its factorization.

2396881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803.

The product of its digits is 20736, while the sum is 37.

The square root of 2396881 is about 1548.1863582915. The cubic root of 2396881 is about 133.8285659465.

The spelling of 2396881 in words is "two million, three hundred ninety-six thousand, eight hundred eighty-one".