667003392 has 120 divisors (see below), whose sum is σ = 2100178080. Its totient is φ = 202106880.

The previous prime is 667003339. The next prime is 667003397. The reversal of 667003392 is 293300766.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (667003397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44109 + ... + 57267.

It is an arithmetic number, because the mean of its divisors is an integer number (17501484).

Almost surely, 2^667003392 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 667003392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1050089040).

667003392 is an abundant number, since it is smaller than the sum of its proper divisors (1433174688).

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

667003392 is a wasteful number, since it uses less digits than its factorization.

667003392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13194 (or 13175 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 36.

The square root of 667003392 is about 25826.4088095887. The cubic root of 667003392 is about 873.7275183173.

The spelling of 667003392 in words is "six hundred sixty-seven million, three thousand, three hundred ninety-two".