4892238 has 80 divisors (see below), whose sum is σ = 12440736. Its totient is φ = 1425600.

The previous prime is 4892207. The next prime is 4892257. The reversal of 4892238 is 8322984.

It is an Ulam number.

It is a Curzon number.

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 39 ways as a sum of consecutive naturals, for example, 48388 + ... + 48488.

Almost surely, 2^4892238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4892238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6220368).

4892238 is an abundant number, since it is smaller than the sum of its proper divisors (7548498).

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

4892238 is a wasteful number, since it uses less digits than its factorization.

4892238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151 (or 142 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 4892238 is about 2211.8404101562. The cubic root of 4892238 is about 169.7601924439.

The spelling of 4892238 in words is "four million, eight hundred ninety-two thousand, two hundred thirty-eight".