4057455 has 16 divisors (see below), whose sum is σ = 6572160. Its totient is φ = 2137248.

The previous prime is 4057451. The next prime is 4057511. The reversal of 4057455 is 5547504.

It is not a de Polignac number, because 4057455 - 2² = 4057451 is a prime.

4057455 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4057451) 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, 385 + ... + 2874.

It is an arithmetic number, because the mean of its divisors is an integer number (410760).

Almost surely, 2^4057455 is an apocalyptic number.

4057455 is a deficient number, since it is larger than the sum of its proper divisors (2514705).

4057455 is a wasteful number, since it uses less digits than its factorization.

4057455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3350.

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

The square root of 4057455 is about 2014.3125378153. The cubic root of 4057455 is about 159.4965293742.

The spelling of 4057455 in words is "four million, fifty-seven thousand, four hundred fifty-five".