6413923 has 4 divisors (see below), whose sum is σ = 6563128. Its totient is φ = 6264720.

The previous prime is 6413903. The next prime is 6413951. The reversal of 6413923 is 3293146.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6413923 - 2⁹ = 6413411 is a prime.

It is a super-2 number, since 2×6413923² = 82276816499858, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6413891 and 6413900.

It is not an unprimeable number, because it can be changed into a prime (6413903) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 74538 + ... + 74623.

It is an arithmetic number, because the mean of its divisors is an integer number (1640782).

Almost surely, 2^6413923 is an apocalyptic number.

6413923 is a deficient number, since it is larger than the sum of its proper divisors (149205).

6413923 is a wasteful number, since it uses less digits than its factorization.

6413923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149204.

The product of its digits is 3888, while the sum is 28.

The square root of 6413923 is about 2532.5724076520. The cubic root of 6413923 is about 185.7980909170.

The spelling of 6413923 in words is "six million, four hundred thirteen thousand, nine hundred twenty-three".