16278041 has 16 divisors (see below), whose sum is σ = 18782400. Its totient is φ = 13981248.

The previous prime is 16277999. The next prime is 16278047. The reversal of 16278041 is 14087261.

It is a cyclic number.

It is not a de Polignac number, because 16278041 - 2²² = 12083737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16277995 and 16278013.

It is not an unprimeable number, because it can be changed into a prime (16278047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14015 + ... + 15131.

It is an arithmetic number, because the mean of its divisors is an integer number (1173900).

Almost surely, 2^16278041 is an apocalyptic number.

It is an amenable number.

16278041 is a deficient number, since it is larger than the sum of its proper divisors (2504359).

16278041 is a wasteful number, since it uses less digits than its factorization.

16278041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 16278041 is about 4034.6054330009. The cubic root of 16278041 is about 253.4354595553.

The spelling of 16278041 in words is "sixteen million, two hundred seventy-eight thousand, forty-one".