4258838 has 4 divisors (see below), whose sum is σ = 6388260. Its totient is φ = 2129418.

The previous prime is 4258829. The next prime is 4258879. The reversal of 4258838 is 8388524.

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

It is a super-2 number, since 2×4258838² = 36275402220488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1064708 + ... + 1064711.

It is an arithmetic number, because the mean of its divisors is an integer number (1597065).

Almost surely, 2^4258838 is an apocalyptic number.

4258838 is a deficient number, since it is larger than the sum of its proper divisors (2129422).

4258838 is a wasteful number, since it uses less digits than its factorization.

4258838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2129421.

The product of its digits is 61440, while the sum is 38.

The square root of 4258838 is about 2063.6952294367. The cubic root of 4258838 is about 162.0927934568.

The spelling of 4258838 in words is "four million, two hundred fifty-eight thousand, eight hundred thirty-eight".