660832007 has 8 divisors (see below), whose sum is σ = 763314192. Its totient is φ = 565417600.

The previous prime is 660832001. The next prime is 660832049. The reversal of 660832007 is 700238066.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 660832007 - 2⁸ = 660831751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660832001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1766744 + ... + 1767117.

It is an arithmetic number, because the mean of its divisors is an integer number (95414274).

Almost surely, 2^660832007 is an apocalyptic number.

660832007 is a deficient number, since it is larger than the sum of its proper divisors (102482185).

660832007 is a wasteful number, since it uses less digits than its factorization.

660832007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3533889.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 660832007 is about 25706.6529715558. The cubic root of 660832007 is about 871.0244711421.

The spelling of 660832007 in words is "six hundred sixty million, eight hundred thirty-two thousand, seven".