8433242 has 8 divisors (see below), whose sum is σ = 12666132. Its totient is φ = 4211200.

The previous prime is 8433233. The next prime is 8433247. The reversal of 8433242 is 2423348.

It can be written as a sum of positive squares in 2 ways, for example, as 8059921 + 373321 = 2839^2 + 611^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×8433242² = 142239141261128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8433247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359 + ... + 4122.

Almost surely, 2^8433242 is an apocalyptic number.

8433242 is a deficient number, since it is larger than the sum of its proper divisors (4232890).

8433242 is a wasteful number, since it uses less digits than its factorization.

8433242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5424.

The product of its digits is 4608, while the sum is 26.

The square root of 8433242 is about 2904.0044765806. The cubic root of 8433242 is about 203.5470695853.

Subtracting from 8433242 its sum of digits (26), we obtain a square (8433216 = 2904²).

The spelling of 8433242 in words is "eight million, four hundred thirty-three thousand, two hundred forty-two".