16275428 has 12 divisors (see below), whose sum is σ = 30673020. Its totient is φ = 7511712.

The previous prime is 16275407. The next prime is 16275433. The reversal of 16275428 is 82457261.

It can be written as a sum of positive squares in 2 ways, for example, as 6340324 + 9935104 = 2518^2 + 3152^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156443 + ... + 156546.

It is an arithmetic number, because the mean of its divisors is an integer number (2556085).

Almost surely, 2^16275428 is an apocalyptic number.

It is an amenable number.

16275428 is a deficient number, since it is larger than the sum of its proper divisors (14397592).

16275428 is a wasteful number, since it uses less digits than its factorization.

16275428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313006 (or 313004 counting only the distinct ones).

The product of its digits is 26880, while the sum is 35.

The square root of 16275428 is about 4034.2815965175. The cubic root of 16275428 is about 253.4218980894.

The spelling of 16275428 in words is "sixteen million, two hundred seventy-five thousand, four hundred twenty-eight".