660382134 has 8 divisors (see below), whose sum is σ = 1320764280. Its totient is φ = 220127376.

The previous prime is 660382133. The next prime is 660382159. The reversal of 660382134 is 431283066.

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

660382134 is an admirable number.

It is a super-2 number, since 2×660382134² = 872209125812787912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 660382095 and 660382104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660382133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55031839 + ... + 55031850.

It is an arithmetic number, because the mean of its divisors is an integer number (165095535).

Almost surely, 2^660382134 is an apocalyptic number.

660382134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

660382134 is a wasteful number, since it uses less digits than its factorization.

660382134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110063694.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 660382134 is about 25697.9013540017. The cubic root of 660382134 is about 870.8267712017.

The spelling of 660382134 in words is "six hundred sixty million, three hundred eighty-two thousand, one hundred thirty-four".