660034 has 4 divisors (see below), whose sum is σ = 990054. Its totient is φ = 330016.

The previous prime is 660029. The next prime is 660047. The reversal of 660034 is 430066.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 567009 + 93025 = 753^2 + 305^2 .

It is a junction number, because it is equal to n+sod(n) for n = 659993 and 660020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165007 + ... + 165010.

2⁶⁶⁰⁰³⁴ is an apocalyptic number.

660034 is a deficient number, since it is larger than the sum of its proper divisors (330020).

660034 is a wasteful number, since it uses less digits than its factorization.

660034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330019.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 660034 is about 812.4247657476. The cubic root of 660034 is about 87.0673719567.

The spelling of 660034 in words is "six hundred sixty thousand, thirty-four".