6481623 has 8 divisors (see below), whose sum is σ = 8875888. Its totient is φ = 4204224.

The previous prime is 6481619. The next prime is 6481627. The reversal of 6481623 is 3261846.

It is an interprime number because it is at equal distance from previous prime (6481619) and next prime (6481627).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6481623 - 2² = 6481619 is a prime.

It is a super-2 number, since 2×6481623² = 84022873428258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6481627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29086 + ... + 29307.

It is an arithmetic number, because the mean of its divisors is an integer number (1109486).

Almost surely, 2^6481623 is an apocalyptic number.

6481623 is a deficient number, since it is larger than the sum of its proper divisors (2394265).

6481623 is a wasteful number, since it uses less digits than its factorization.

6481623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58433.

The product of its digits is 6912, while the sum is 30.

The square root of 6481623 is about 2545.9031796202. The cubic root of 6481623 is about 186.4495139911.

The spelling of 6481623 in words is "six million, four hundred eighty-one thousand, six hundred twenty-three".