16266525 has 24 divisors (see below), whose sum is σ = 29340384. Its totient is φ = 7886400.

The previous prime is 16266521. The next prime is 16266533. The reversal of 16266525 is 52566261.

It is a happy number.

It is not a de Polignac number, because 16266525 - 2² = 16266521 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16266521) 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 23 ways as a sum of consecutive naturals, for example, 9034 + ... + 10683.

It is an arithmetic number, because the mean of its divisors is an integer number (1222516).

Almost surely, 2^16266525 is an apocalyptic number.

16266525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16266525 is a deficient number, since it is larger than the sum of its proper divisors (13073859).

16266525 is a wasteful number, since it uses less digits than its factorization.

16266525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19741 (or 19736 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 16266525 is about 4033.1780273130. The cubic root of 16266525 is about 253.3756806324.

The spelling of 16266525 in words is "sixteen million, two hundred sixty-six thousand, five hundred twenty-five".