16272406 has 4 divisors (see below), whose sum is σ = 24408612. Its totient is φ = 8136202.

The previous prime is 16272343. The next prime is 16272433. The reversal of 16272406 is 60427261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60427261 = 53 ⋅1140137.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 4068100 + ... + 4068103.

It is an arithmetic number, because the mean of its divisors is an integer number (6102153).

Almost surely, 2^16272406 is an apocalyptic number.

16272406 is a deficient number, since it is larger than the sum of its proper divisors (8136206).

16272406 is an equidigital number, since it uses as much as digits as its factorization.

16272406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8136205.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 16272406 is about 4033.9070390875. The cubic root of 16272406 is about 253.4062121040.

Adding to 16272406 its reverse (60427261), we get a palindrome (76699667).

The spelling of 16272406 in words is "sixteen million, two hundred seventy-two thousand, four hundred six".