4267438 has 32 divisors (see below), whose sum is σ = 7856640. Its totient is φ = 1697760.

The previous prime is 4267427. The next prime is 4267441. The reversal of 4267438 is 8347624.

It is a super-2 number, since 2×4267438² = 36422054167688, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁸ + 2⁹ + 6 + 7 + 4¹¹ + 3⁸ + 8³ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16095 + ... + 16357.

It is an arithmetic number, because the mean of its divisors is an integer number (245520).

Almost surely, 2^4267438 is an apocalyptic number.

4267438 is a deficient number, since it is larger than the sum of its proper divisors (3589202).

4267438 is a wasteful number, since it uses less digits than its factorization.

4267438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352.

The product of its digits is 32256, while the sum is 34.

The square root of 4267438 is about 2065.7778196118. Note that the first 3 decimals coincide. The cubic root of 4267438 is about 162.2018263871.

The spelling of 4267438 in words is "four million, two hundred sixty-seven thousand, four hundred thirty-eight".