6481650 has 48 divisors (see below), whose sum is σ = 18373824. Its totient is φ = 1481280.

The previous prime is 6481639. The next prime is 6481667. The reversal of 6481650 is 561846.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 23 ways as a sum of consecutive naturals, for example, 2037 + ... + 4136.

It is an arithmetic number, because the mean of its divisors is an integer number (382788).

Almost surely, 2^6481650 is an apocalyptic number.

6481650 is an abundant number, since it is smaller than the sum of its proper divisors (11892174).

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

6481650 is a wasteful number, since it uses less digits than its factorization.

6481650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6195 (or 6190 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 6481650 is about 2545.9084822515. The cubic root of 6481650 is about 186.4497728836.

The spelling of 6481650 in words is "six million, four hundred eighty-one thousand, six hundred fifty".