16013625 has 16 divisors (see below), whose sum is σ = 26647296. Its totient is φ = 8540400.

The previous prime is 16013623. The next prime is 16013653. The reversal of 16013625 is 52631061.

It is not a de Polignac number, because 16013625 - 2¹ = 16013623 is a prime.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 16013595 and 16013604.

It is not an unprimeable number, because it can be changed into a prime (16013623) 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 in 15 ways as a sum of consecutive naturals, for example, 20977 + ... + 21726.

It is an arithmetic number, because the mean of its divisors is an integer number (1665456).

Almost surely, 2^16013625 is an apocalyptic number.

16013625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16013625 is a deficient number, since it is larger than the sum of its proper divisors (10633671).

16013625 is an equidigital number, since it uses as much as digits as its factorization.

16013625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42721 (or 42711 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 16013625 is about 4001.7027625750. The cubic root of 16013625 is about 252.0557164533.

Adding to 16013625 its reverse (52631061), we get a palindrome (68644686).

The spelling of 16013625 in words is "sixteen million, thirteen thousand, six hundred twenty-five".