867542130 has 512 divisors, whose sum is σ = 3158507520. Its totient is φ = 164229120.

The previous prime is 867542111. The next prime is 867542131. The reversal of 867542130 is 31245768.

867542130 is a `hidden beast` number, since 86 + 7 + 542 + 1 + 30 = 666.

It is not an unprimeable number, because it can be changed into a prime (867542131) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 12948357 + ... + 12948423.

It is an arithmetic number, because the mean of its divisors is an integer number (6168960).

Almost surely, 2^867542130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 867542130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1579253760).

867542130 is an abundant number, since it is smaller than the sum of its proper divisors (2290965390).

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

867542130 is a wasteful number, since it uses less digits than its factorization.

867542130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 867542130 is about 29454.0681400719. The cubic root of 867542130 is about 953.7404261948.

Adding to 867542130 its reverse (31245768), we get a palindrome (898787898).

It can be divided in two parts, 8675 and 42130, that added together give a palindrome (50805).

The spelling of 867542130 in words is "eight hundred sixty-seven million, five hundred forty-two thousand, one hundred thirty".