6450650 has 24 divisors (see below), whose sum is σ = 12705660. Its totient is φ = 2428160.

The previous prime is 6450641. The next prime is 6450679. The reversal of 6450650 is 560546.

It can be written as a sum of positive squares in 6 ways, for example, as 1247689 + 5202961 = 1117^2 + 2281^2 .

It is a super-2 number, since 2×6450650² = 83221770845000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2945 + ... + 4644.

Almost surely, 2^6450650 is an apocalyptic number.

6450650 is a deficient number, since it is larger than the sum of its proper divisors (6255010).

6450650 is a wasteful number, since it uses less digits than its factorization.

6450650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7618 (or 7613 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 6450650 is about 2539.8129852412. The cubic root of 6450650 is about 186.1520512560.

The spelling of 6450650 in words is "six million, four hundred fifty thousand, six hundred fifty".