16443496 has 8 divisors (see below), whose sum is σ = 30831570. Its totient is φ = 8221744.

The previous prime is 16443481. The next prime is 16443499. The reversal of 16443496 is 69434461.

It can be written as a sum of positive squares in only one way, i.e., 11088900 + 5354596 = 3330^2 + 2314^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×16443496³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (16443499) by changing a digit.

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, 1027711 + ... + 1027726.

Almost surely, 2^16443496 is an apocalyptic number.

It is an amenable number.

16443496 is a deficient number, since it is larger than the sum of its proper divisors (14388074).

16443496 is a wasteful number, since it uses less digits than its factorization.

16443496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2055443 (or 2055439 counting only the distinct ones).

The product of its digits is 62208, while the sum is 37.

The square root of 16443496 is about 4055.0580760329. The cubic root of 16443496 is about 254.2912318676.

It can be divided in two parts, 164 and 43496, that added together give a triangular number (43660 = T₂₉₅).

The spelling of 16443496 in words is "sixteen million, four hundred forty-three thousand, four hundred ninety-six".