16277428 has 12 divisors (see below), whose sum is σ = 28520352. Its totient is φ = 8128760.

The previous prime is 16277411. The next prime is 16277431. The reversal of 16277428 is 82477261.

It is a congruent number.

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, 2151 + ... + 6097.

It is an arithmetic number, because the mean of its divisors is an integer number (2376696).

Almost surely, 2^16277428 is an apocalyptic number.

It is an amenable number.

16277428 is a deficient number, since it is larger than the sum of its proper divisors (12242924).

16277428 is a wasteful number, since it uses less digits than its factorization.

16277428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4982 (or 4980 counting only the distinct ones).

The product of its digits is 37632, while the sum is 37.

The square root of 16277428 is about 4034.5294645101. The cubic root of 16277428 is about 253.4322782166.

The spelling of 16277428 in words is "sixteen million, two hundred seventy-seven thousand, four hundred twenty-eight".