16493125 has 20 divisors (see below), whose sum is σ = 22492800. Its totient is φ = 11990000.

The previous prime is 16493107. The next prime is 16493131. The reversal of 16493125 is 52139461.

It is not a de Polignac number, because 16493125 - 2²¹ = 14395973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5676 + ... + 8074.

It is an arithmetic number, because the mean of its divisors is an integer number (1124640).

Almost surely, 2^16493125 is an apocalyptic number.

It is an amenable number.

16493125 is a deficient number, since it is larger than the sum of its proper divisors (5999675).

16493125 is an equidigital number, since it uses as much as digits as its factorization.

16493125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2430 (or 2415 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

The square root of 16493125 is about 4061.1728601477. The cubic root of 16493125 is about 254.5468049364.

It can be divided in two parts, 1649 and 3125, that added together give a palindrome (4774).

The spelling of 16493125 in words is "sixteen million, four hundred ninety-three thousand, one hundred twenty-five".