667115000 has 80 divisors (see below), whose sum is σ = 1631290320. Its totient is φ = 255200000.

The previous prime is 667114997. The next prime is 667115021. The reversal of 667115000 is 511766.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 112100 + ... + 117900.

It is an arithmetic number, because the mean of its divisors is an integer number (20391129).

Almost surely, 2^667115000 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 667115000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (815645160).

667115000 is an abundant number, since it is smaller than the sum of its proper divisors (964175320).

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

667115000 is a wasteful number, since it uses less digits than its factorization.

667115000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5850 (or 5831 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 667115000 is about 25828.5694532237. The cubic root of 667115000 is about 873.7762484755.

Adding to 667115000 its reverse (511766), we get a palindrome (667626766).

The spelling of 667115000 in words is "six hundred sixty-seven million, one hundred fifteen thousand".