16530022 has 8 divisors (see below), whose sum is σ = 24858072. Its totient is φ = 8244000.

The previous prime is 16530013. The next prime is 16530043. The reversal of 16530022 is 22003561.

It is a happy number.

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, 9504 + ... + 11107.

It is an arithmetic number, because the mean of its divisors is an integer number (3107259).

Almost surely, 2^16530022 is an apocalyptic number.

16530022 is a deficient number, since it is larger than the sum of its proper divisors (8328050).

16530022 is a wasteful number, since it uses less digits than its factorization.

16530022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21014.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 16530022 is about 4065.7129756046. The cubic root of 16530022 is about 254.7364803008.

Adding to 16530022 its reverse (22003561), we get a palindrome (38533583).

The spelling of 16530022 in words is "sixteen million, five hundred thirty thousand, twenty-two".