4231398 has 24 divisors (see below), whose sum is σ = 8647128. Its totient is φ = 1380288.

The previous prime is 4231393. The next prime is 4231399. The reversal of 4231398 is 8931324.

It is a d-powerful number, because it can be written as 4¹¹ + 2¹¹ + 3⁴ + 1 + 3⁷ + 9 + 8⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4231391) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37390 + ... + 37502.

It is an arithmetic number, because the mean of its divisors is an integer number (360297).

Almost surely, 2^4231398 is an apocalyptic number.

4231398 is an abundant number, since it is smaller than the sum of its proper divisors (4415730).

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

4231398 is a wasteful number, since it uses less digits than its factorization.

4231398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276 (or 197 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 4231398 is about 2057.0362174741. The cubic root of 4231398 is about 161.7439179225.

The spelling of 4231398 in words is "four million, two hundred thirty-one thousand, three hundred ninety-eight".