4238898 has 16 divisors (see below), whose sum is σ = 8544096. Its totient is φ = 1401920.

The previous prime is 4238873. The next prime is 4238911. The reversal of 4238898 is 8988324.

It is a happy number.

It is a d-powerful number, because it can be written as 4⁵ + 2²² + 3⁸ + 8² + 8⁴ + 9² + 8⁵ .

It is a nialpdrome in base 13.

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, 1911 + ... + 3482.

It is an arithmetic number, because the mean of its divisors is an integer number (534006).

Almost surely, 2^4238898 is an apocalyptic number.

4238898 is an abundant number, since it is smaller than the sum of its proper divisors (4305198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4238898 is a wasteful number, since it uses less digits than its factorization.

4238898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5529.

The product of its digits is 110592, while the sum is 42.

The square root of 4238898 is about 2058.8584215531. The cubic root of 4238898 is about 161.8394232674.

It can be divided in two parts, 42388 and 98, that added together give a triangular number (42486 = T₂₉₁).

The spelling of 4238898 in words is "four million, two hundred thirty-eight thousand, eight hundred ninety-eight".