649050 has 24 divisors (see below), whose sum is σ = 1610016. Its totient is φ = 173040.

The previous prime is 649039. The next prime is 649063. The reversal of 649050 is 50946.

It is a self number, because there is not a number n which added to its sum of digits gives 649050.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2014 + ... + 2313.

It is an arithmetic number, because the mean of its divisors is an integer number (67084).

2⁶⁴⁹⁰⁵⁰ is an apocalyptic number.

649050 is an abundant number, since it is smaller than the sum of its proper divisors (960966).

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

649050 is a wasteful number, since it uses less digits than its factorization.

649050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4342 (or 4337 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 649050 is about 805.6363944113. The cubic root of 649050 is about 86.5816885654.

Adding to 649050 its reverse (50946), we get a palindrome (699996).

The spelling of 649050 in words is "six hundred forty-nine thousand, fifty".