4055745 has 16 divisors (see below), whose sum is σ = 6543360. Its totient is φ = 2145024.

The previous prime is 4055687. The next prime is 4055747. The reversal of 4055745 is 5475504.

It is not a de Polignac number, because 4055745 - 2¹¹ = 4053697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4055747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 841 + ... + 2969.

It is an arithmetic number, because the mean of its divisors is an integer number (408960).

Almost surely, 2^4055745 is an apocalyptic number.

It is an amenable number.

4055745 is a deficient number, since it is larger than the sum of its proper divisors (2487615).

4055745 is a wasteful number, since it uses less digits than its factorization.

4055745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2264.

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 4055745 is about 2013.8880306512. Note that the first 3 decimals coincide. The cubic root of 4055745 is about 159.4741198105.

The spelling of 4055745 in words is "four million, fifty-five thousand, seven hundred forty-five".