4223898 has 36 divisors (see below), whose sum is σ = 10648170. Its totient is φ = 1206576.

The previous prime is 4223897. The next prime is 4223903. The reversal of 4223898 is 8983224.

It can be written as a sum of positive squares in only one way, i.e., 4149369 + 74529 = 2037^2 + 273^2 .

It is a d-powerful number, because it can be written as 4² + 2¹⁴ + 2²² + 3⁸ + 8 + 9⁴ + 8² .

It is not an unprimeable number, because it can be changed into a prime (4223897) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1513 + ... + 3276.

Almost surely, 2^4223898 is an apocalyptic number.

4223898 is an abundant number, since it is smaller than the sum of its proper divisors (6424272).

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

4223898 is a wasteful number, since it uses less digits than its factorization.

4223898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4811 (or 4801 counting only the distinct ones).

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

The square root of 4223898 is about 2055.2123977828. The cubic root of 4223898 is about 161.6482996576.

The spelling of 4223898 in words is "four million, two hundred twenty-three thousand, eight hundred ninety-eight".