4255951 has 4 divisors (see below), whose sum is σ = 4863952. Its totient is φ = 3647952.

The previous prime is 4255949. The next prime is 4255963. The reversal of 4255951 is 1595524.

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

It is not a de Polignac number, because 4255951 - 2¹ = 4255949 is a prime.

It is a super-2 number, since 2×4255951² = 36226237828802, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

4255951 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4255921) 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, 303990 + ... + 304003.

It is an arithmetic number, because the mean of its divisors is an integer number (1215988).

Almost surely, 2^4255951 is an apocalyptic number.

4255951 is a deficient number, since it is larger than the sum of its proper divisors (608001).

4255951 is an equidigital number, since it uses as much as digits as its factorization.

4255951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608000.

The product of its digits is 9000, while the sum is 31.

The square root of 4255951 is about 2062.9956374166. The cubic root of 4255951 is about 162.0561584501.

The spelling of 4255951 in words is "four million, two hundred fifty-five thousand, nine hundred fifty-one".