6461481 has 16 divisors (see below), whose sum is σ = 9496256. Its totient is φ = 3882816.

The previous prime is 6461471. The next prime is 6461509. The reversal of 6461481 is 1841646.

It is not a de Polignac number, because 6461481 - 2⁶ = 6461417 is a prime.

It is a super-2 number, since 2×6461481² = 83501473426722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6461401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250 + ... + 3603.

It is an arithmetic number, because the mean of its divisors is an integer number (593516).

Almost surely, 2^6461481 is an apocalyptic number.

It is an amenable number.

6461481 is a deficient number, since it is larger than the sum of its proper divisors (3034775).

6461481 is a wasteful number, since it uses less digits than its factorization.

6461481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3912.

The product of its digits is 4608, while the sum is 30.

The square root of 6461481 is about 2541.9443345597. The cubic root of 6461481 is about 186.2561795466.

The spelling of 6461481 in words is "six million, four hundred sixty-one thousand, four hundred eighty-one".