16252242 has 16 divisors (see below), whose sum is σ = 32565792. Its totient is φ = 5407200.

The previous prime is 16252231. The next prime is 16252259. The reversal of 16252242 is 24225261.

Added to its reverse (24225261) it gives a triangular number (40477503 = T₈₉₉₇).

It is a happy number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1353 + ... + 5859.

It is an arithmetic number, because the mean of its divisors is an integer number (2035362).

Almost surely, 2^16252242 is an apocalyptic number.

16252242 is an abundant number, since it is smaller than the sum of its proper divisors (16313550).

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

16252242 is a wasteful number, since it uses less digits than its factorization.

16252242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5113.

The product of its digits is 1920, while the sum is 24.

The square root of 16252242 is about 4031.4069504331. The cubic root of 16252242 is about 253.3014991547.

Adding to 16252242 its reverse (24225261), we get a triangular number (40477503 = T₈₉₉₇).

The spelling of 16252242 in words is "sixteen million, two hundred fifty-two thousand, two hundred forty-two".