6423481 has 2 divisors, whose sum is σ = 6423482. Its totient is φ = 6423480.

The previous prime is 6423449. The next prime is 6423493. The reversal of 6423481 is 1843246.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4477456 + 1946025 = 2116^2 + 1395^2 .

It is a cyclic number.

It is not a de Polignac number, because 6423481 - 2⁵ = 6423449 is a prime.

It is a super-2 number, since 2×6423481² = 82522216314722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6423401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3211740 + 3211741.

It is an arithmetic number, because the mean of its divisors is an integer number (3211741).

Almost surely, 2^6423481 is an apocalyptic number.

It is an amenable number.

6423481 is a deficient number, since it is larger than the sum of its proper divisors (1).

6423481 is an equidigital number, since it uses as much as digits as its factorization.

6423481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 28.

The square root of 6423481 is about 2534.4587193324. The cubic root of 6423481 is about 185.8903369447.

The spelling of 6423481 in words is "six million, four hundred twenty-three thousand, four hundred eighty-one".