4057438 has 16 divisors (see below), whose sum is σ = 7588224. Its totient is φ = 1580760.

The previous prime is 4057423. The next prime is 4057451. The reversal of 4057438 is 8347504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13020 + ... + 13327.

It is an arithmetic number, because the mean of its divisors is an integer number (474264).

Almost surely, 2^4057438 is an apocalyptic number.

4057438 is a deficient number, since it is larger than the sum of its proper divisors (3530786).

4057438 is a wasteful number, since it uses less digits than its factorization.

4057438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26367.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 4057438 is about 2014.3083180089. The cubic root of 4057438 is about 159.4963066201.

The spelling of 4057438 in words is "four million, fifty-seven thousand, four hundred thirty-eight".