4056261 has 16 divisors (see below), whose sum is σ = 5963328. Its totient is φ = 2432000.

The previous prime is 4056229. The next prime is 4056287. The reversal of 4056261 is 1626504.

It is a cyclic number.

It is not a de Polignac number, because 4056261 - 2⁵ = 4056229 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4056161) 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 15 ways as a sum of consecutive naturals, for example, 2725 + ... + 3941.

It is an arithmetic number, because the mean of its divisors is an integer number (372708).

Almost surely, 2^4056261 is an apocalyptic number.

It is an amenable number.

4056261 is a deficient number, since it is larger than the sum of its proper divisors (1907067).

4056261 is a wasteful number, since it uses less digits than its factorization.

4056261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 4056261 is about 2014.0161369761. The cubic root of 4056261 is about 159.4808826581.

It can be divided in two parts, 405 and 6261, that added together give a palindrome (6666).

The spelling of 4056261 in words is "four million, fifty-six thousand, two hundred sixty-one".