6311958 has 16 divisors (see below), whose sum is σ = 12668016. Its totient is φ = 2096640.

The previous prime is 6311957. The next prime is 6311983. The reversal of 6311958 is 8591136.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6311953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198 + ... + 3558.

It is an arithmetic number, because the mean of its divisors is an integer number (791751).

Almost surely, 2^6311958 is an apocalyptic number.

6311958 is an abundant number, since it is smaller than the sum of its proper divisors (6356058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6311958 is a wasteful number, since it uses less digits than its factorization.

6311958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3679.

The product of its digits is 6480, while the sum is 33.

The square root of 6311958 is about 2512.3610409334. The cubic root of 6311958 is about 184.8082551924.

It can be divided in two parts, 63 and 11958, that added together give a palindrome (12021).

The spelling of 6311958 in words is "six million, three hundred eleven thousand, nine hundred fifty-eight".