16634325 has 24 divisors (see below), whose sum is σ = 27641088. Its totient is φ = 8826880.

The previous prime is 16634323. The next prime is 16634339. The reversal of 16634325 is 52343661.

It is not a de Polignac number, because 16634325 - 2¹ = 16634323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16634292 and 16634301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16634323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18844 + ... + 19706.

It is an arithmetic number, because the mean of its divisors is an integer number (1151712).

Almost surely, 2^16634325 is an apocalyptic number.

16634325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16634325 is a deficient number, since it is larger than the sum of its proper divisors (11006763).

16634325 is a wasteful number, since it uses less digits than its factorization.

16634325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133 (or 1128 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 16634325 is about 4078.5199521395. The cubic root of 16634325 is about 255.2711456481.

Adding to 16634325 its reverse (52343661), we get a palindrome (68977986).

The spelling of 16634325 in words is "sixteen million, six hundred thirty-four thousand, three hundred twenty-five".