886138974 has 128 divisors (see below), whose sum is σ = 2447953920. Its totient is φ = 231787008.

The previous prime is 886138951. The next prime is 886138997. The reversal of 886138974 is 479831688.

886138974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (886138951) and next prime (886138997).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 886138974.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 235899 + ... + 239625.

It is an arithmetic number, because the mean of its divisors is an integer number (19124640).

Almost surely, 2^886138974 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 886138974, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1223976960).

886138974 is an abundant number, since it is smaller than the sum of its proper divisors (1561814946).

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

886138974 is a wasteful number, since it uses less digits than its factorization.

886138974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3799 (or 3793 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 54.

The square root of 886138974 is about 29768.0865021586. The cubic root of 886138974 is about 960.5071734165.

The spelling of 886138974 in words is "eight hundred eighty-six million, one hundred thirty-eight thousand, nine hundred seventy-four".