4865438 has 4 divisors (see below), whose sum is σ = 7298160. Its totient is φ = 2432718.

The previous prime is 4865431. The next prime is 4865447. The reversal of 4865438 is 8345684.

It is a happy number.

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

It is a d-powerful number, because it can be written as 4² + 8 + 6³ + 5⁷ + 4⁶ + 3¹⁴ + 8 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4865431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1216358 + ... + 1216361.

It is an arithmetic number, because the mean of its divisors is an integer number (1824540).

Almost surely, 2^4865438 is an apocalyptic number.

4865438 is a deficient number, since it is larger than the sum of its proper divisors (2432722).

4865438 is a wasteful number, since it uses less digits than its factorization.

4865438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2432721.

The product of its digits is 92160, while the sum is 38.

The square root of 4865438 is about 2205.7737871323. The cubic root of 4865438 is about 169.4496388585.

The spelling of 4865438 in words is "four million, eight hundred sixty-five thousand, four hundred thirty-eight".