16223542 has 8 divisors (see below), whose sum is σ = 25766856. Its totient is φ = 7634592.

The previous prime is 16223539. The next prime is 16223551. The reversal of 16223542 is 24532261.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238548 + ... + 238615.

It is an arithmetic number, because the mean of its divisors is an integer number (3220857).

Almost surely, 2^16223542 is an apocalyptic number.

16223542 is a deficient number, since it is larger than the sum of its proper divisors (9543314).

16223542 is a wasteful number, since it uses less digits than its factorization.

16223542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477182.

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

The square root of 16223542 is about 4027.8458262451. The cubic root of 16223542 is about 253.1523087338.

The spelling of 16223542 in words is "sixteen million, two hundred twenty-three thousand, five hundred forty-two".