4056755 has 4 divisors (see below), whose sum is σ = 4868112. Its totient is φ = 3245400.

The previous prime is 4056751. The next prime is 4056769. The reversal of 4056755 is 5576504.

It is a happy number.

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

It is not a de Polignac number, because 4056755 - 2² = 4056751 is a prime.

It is a super-2 number, since 2×4056755² = 32914522260050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4056751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405671 + ... + 405680.

It is an arithmetic number, because the mean of its divisors is an integer number (1217028).

Almost surely, 2^4056755 is an apocalyptic number.

4056755 is a deficient number, since it is larger than the sum of its proper divisors (811357).

4056755 is an equidigital number, since it uses as much as digits as its factorization.

4056755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811356.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 4056755 is about 2014.1387737691. The cubic root of 4056755 is about 159.4873566299.

The spelling of 4056755 in words is "four million, fifty-six thousand, seven hundred fifty-five".