16338125 has 10 divisors (see below), whose sum is σ = 20416902. Its totient is φ = 13070000.

The previous prime is 16338121. The next prime is 16338137. The reversal of 16338125 is 52183361.

It can be written as a sum of positive squares in 5 ways, for example, as 4791721 + 11546404 = 2189^2 + 3398^2 .

It is not a de Polignac number, because 16338125 - 2² = 16338121 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16338121) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 12446 + ... + 13695.

Almost surely, 2^16338125 is an apocalyptic number.

It is an amenable number.

16338125 is a deficient number, since it is larger than the sum of its proper divisors (4078777).

16338125 is an frugal number, since it uses more digits than its factorization.

16338125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26161 (or 26146 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 16338125 is about 4042.0446558642. The cubic root of 16338125 is about 253.7468958666.

The spelling of 16338125 in words is "sixteen million, three hundred thirty-eight thousand, one hundred twenty-five".