16272016 has 20 divisors (see below), whose sum is σ = 32615100. Its totient is φ = 7855232.

The previous prime is 16272013. The next prime is 16272019. The reversal of 16272016 is 61027261.

It is an interprime number because it is at equal distance from previous prime (16272013) and next prime (16272019).

It can be written as a sum of positive squares in 2 ways, for example, as 13395600 + 2876416 = 3660^2 + 1696^2 .

It is not an unprimeable number, because it can be changed into a prime (16272013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17071 + ... + 17998.

It is an arithmetic number, because the mean of its divisors is an integer number (1630755).

Almost surely, 2^16272016 is an apocalyptic number.

16272016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16272016 is an abundant number, since it is smaller than the sum of its proper divisors (16343084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16272016 is a wasteful number, since it uses less digits than its factorization.

16272016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35106 (or 35100 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 16272016 is about 4033.8586985664. The cubic root of 16272016 is about 253.4041876295.

Adding to 16272016 its reverse (61027261), we get a palindrome (77299277).

The spelling of 16272016 in words is "sixteen million, two hundred seventy-two thousand, sixteen".