650034 has 72 divisors (see below), whose sum is σ = 1813968. Its totient is φ = 166320.

The previous prime is 650017. The next prime is 650059. The reversal of 650034 is 430056.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 649989 and 650016.

It is an unprimeable number.

650034 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 35 ways as a sum of consecutive naturals, for example, 9669 + ... + 9735.

It is an arithmetic number, because the mean of its divisors is an integer number (25194).

2⁶⁵⁰⁰³⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (906984).

650034 is an abundant number, since it is smaller than the sum of its proper divisors (1163934).

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

650034 is a wasteful number, since it uses less digits than its factorization.

650034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100 (or 90 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 650034 is about 806.2468604590. The cubic root of 650034 is about 86.6254208734.

The spelling of 650034 in words is "six hundred fifty thousand, thirty-four".