16377028 has 6 divisors (see below), whose sum is σ = 28659806. Its totient is φ = 8188512.

The previous prime is 16377019. The next prime is 16377029. The reversal of 16377028 is 82077361.

It can be written as a sum of positive squares in only one way, i.e., 13527684 + 2849344 = 3678^2 + 1688^2 .

It is a super-2 number, since 2×16377028² = 536414092225568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16376984 and 16377002.

It is not an unprimeable number, because it can be changed into a prime (16377029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2047125 + ... + 2047132.

Almost surely, 2^16377028 is an apocalyptic number.

It is an amenable number.

16377028 is a deficient number, since it is larger than the sum of its proper divisors (12282778).

16377028 is a wasteful number, since it uses less digits than its factorization.

16377028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4094261 (or 4094259 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 16377028 is about 4046.8540868185. The cubic root of 16377028 is about 253.9481366406.

The spelling of 16377028 in words is "sixteen million, three hundred seventy-seven thousand, twenty-eight".