4056031 has 4 divisors (see below), whose sum is σ = 4635472. Its totient is φ = 3476592.

The previous prime is 4056023. The next prime is 4056067. The reversal of 4056031 is 1306504.

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

It is not a de Polignac number, because 4056031 - 2³ = 4056023 is a prime.

It is a super-3 number, since 3×4056031³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4056131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289710 + ... + 289723.

It is an arithmetic number, because the mean of its divisors is an integer number (1158868).

Almost surely, 2^4056031 is an apocalyptic number.

4056031 is a deficient number, since it is larger than the sum of its proper divisors (579441).

4056031 is an equidigital number, since it uses as much as digits as its factorization.

4056031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579440.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 4056031 is about 2013.9590363262. The cubic root of 4056031 is about 159.4778682814.

The spelling of 4056031 in words is "four million, fifty-six thousand, thirty-one".