6413858 has 8 divisors (see below), whose sum is σ = 10495440. Its totient is φ = 2915380.

The previous prime is 6413857. The next prime is 6413863. The reversal of 6413858 is 8583146.

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

It is a super-2 number, since 2×6413858² = 82275148888328, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6413857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145748 + ... + 145791.

It is an arithmetic number, because the mean of its divisors is an integer number (1311930).

Almost surely, 2^6413858 is an apocalyptic number.

6413858 is a deficient number, since it is larger than the sum of its proper divisors (4081582).

6413858 is a wasteful number, since it uses less digits than its factorization.

6413858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291552.

The product of its digits is 23040, while the sum is 35.

The square root of 6413858 is about 2532.5595748175. The cubic root of 6413858 is about 185.7974632763.

The spelling of 6413858 in words is "six million, four hundred thirteen thousand, eight hundred fifty-eight".