16164442 has 8 divisors (see below), whose sum is σ = 27710496. Its totient is φ = 6927612.

The previous prime is 16164409. The next prime is 16164457. The reversal of 16164442 is 24446161.

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

It is a super-2 number, since 2×16164442² = 522578370342728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16164442.

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, 577288 + ... + 577315.

It is an arithmetic number, because the mean of its divisors is an integer number (3463812).

Almost surely, 2^16164442 is an apocalyptic number.

16164442 is a deficient number, since it is larger than the sum of its proper divisors (11546054).

16164442 is a wasteful number, since it uses less digits than its factorization.

16164442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154612.

The product of its digits is 4608, while the sum is 28.

The square root of 16164442 is about 4020.5027048865. The cubic root of 16164442 is about 252.8445357131.

The spelling of 16164442 in words is "sixteen million, one hundred sixty-four thousand, four hundred forty-two".