867487374 has 64 divisors (see below), whose sum is σ = 2080512000. Its totient is φ = 266344416.

The previous prime is 867487363. The next prime is 867487399. The reversal of 867487374 is 473784768.

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 867487374.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 419467 + ... + 421529.

It is an arithmetic number, because the mean of its divisors is an integer number (32508000).

Almost surely, 2^867487374 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 867487374, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1040256000).

867487374 is an abundant number, since it is smaller than the sum of its proper divisors (1213024626).

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

867487374 is a wasteful number, since it uses less digits than its factorization.

867487374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686 (or 2680 counting only the distinct ones).

The product of its digits is 6322176, while the sum is 54.

The square root of 867487374 is about 29453.1386103417. The cubic root of 867487374 is about 953.7203602684.

The spelling of 867487374 in words is "eight hundred sixty-seven million, four hundred eighty-seven thousand, three hundred seventy-four".