2383686856 has 8 divisors (see below), whose sum is σ = 4469412870. Its totient is φ = 1191843424.

The previous prime is 2383686847. The next prime is 2383686913. The reversal of 2383686856 is 6586863832.

It can be written as a sum of positive squares in only one way, i.e., 1467656100 + 916030756 = 38310^2 + 30266^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2383686797 and 2383686806.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148980421 + ... + 148980436.

Almost surely, 2^2383686856 is an apocalyptic number.

It is an amenable number.

2383686856 is a deficient number, since it is larger than the sum of its proper divisors (2085726014).

2383686856 is a wasteful number, since it uses less digits than its factorization.

2383686856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297960863 (or 297960859 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 55.

The square root of 2383686856 is about 48823.0156381189. The cubic root of 2383686856 is about 1335.8255132660.

The spelling of 2383686856 in words is "two billion, three hundred eighty-three million, six hundred eighty-six thousand, eight hundred fifty-six".