867487752 has 64 divisors (see below), whose sum is σ = 2425737600. Its totient is φ = 287236800.

The previous prime is 867487739. The next prime is 867487763. The reversal of 867487752 is 257784768.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19318 + ... + 45914.

It is an arithmetic number, because the mean of its divisors is an integer number (37902150).

Almost surely, 2^867487752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 867487752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1212868800).

867487752 is an abundant number, since it is smaller than the sum of its proper divisors (1558249848).

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

867487752 is a wasteful number, since it uses less digits than its factorization.

867487752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26763 (or 26753 counting only the distinct ones).

The product of its digits is 5268480, while the sum is 54.

The square root of 867487752 is about 29453.1450273141. The cubic root of 867487752 is about 953.7204987935.

The spelling of 867487752 in words is "eight hundred sixty-seven million, four hundred eighty-seven thousand, seven hundred fifty-two".