667060500 has 96 divisors (see below), whose sum is σ = 1948826880. Its totient is φ = 177302400.

The previous prime is 667060487. The next prime is 667060517. The reversal of 667060500 is 5060766.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 657994 + ... + 659006.

It is an arithmetic number, because the mean of its divisors is an integer number (20300280).

Almost surely, 2^667060500 is an apocalyptic number.

667060500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 667060500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (974413440).

667060500 is an abundant number, since it is smaller than the sum of its proper divisors (1281766380).

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

667060500 is a wasteful number, since it uses less digits than its factorization.

667060500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474 (or 1462 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 667060500 is about 25827.5143984085. The cubic root of 667060500 is about 873.7524534265.

The spelling of 667060500 in words is "six hundred sixty-seven million, sixty thousand, five hundred".