16252234 has 4 divisors (see below), whose sum is σ = 24378354. Its totient is φ = 8126116.

The previous prime is 16252231. The next prime is 16252259. The reversal of 16252234 is 43225261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43225261 = 173 ⋅249857.

It can be written as a sum of positive squares in only one way, i.e., 10017225 + 6235009 = 3165^2 + 2497^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16252199 and 16252208.

It is not an unprimeable number, because it can be changed into a prime (16252231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4063057 + ... + 4063060.

Almost surely, 2^16252234 is an apocalyptic number.

16252234 is a deficient number, since it is larger than the sum of its proper divisors (8126120).

16252234 is an equidigital number, since it uses as much as digits as its factorization.

16252234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8126119.

The product of its digits is 2880, while the sum is 25.

The square root of 16252234 is about 4031.4059582235. The cubic root of 16252234 is about 253.3014575930.

Adding to 16252234 its reverse (43225261), we get a palindrome (59477495).

The spelling of 16252234 in words is "sixteen million, two hundred fifty-two thousand, two hundred thirty-four".