16162144 has 12 divisors (see below), whose sum is σ = 31819284. Its totient is φ = 8081056.

The previous prime is 16162099. The next prime is 16162151. The reversal of 16162144 is 44126161.

It is a super-2 number, since 2×16162144² = 522429797353472, which contains 22 as substring.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252502 + ... + 252565.

It is an arithmetic number, because the mean of its divisors is an integer number (2651607).

Almost surely, 2^16162144 is an apocalyptic number.

It is an amenable number.

16162144 is a deficient number, since it is larger than the sum of its proper divisors (15657140).

16162144 is an equidigital number, since it uses as much as digits as its factorization.

16162144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505077 (or 505069 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 16162144 is about 4020.2169095709. The cubic root of 16162144 is about 252.8325533574.

The spelling of 16162144 in words is "sixteen million, one hundred sixty-two thousand, one hundred forty-four".