16322425 has 24 divisors (see below), whose sum is σ = 24353600. Its totient is φ = 10601280.

The previous prime is 16322417. The next prime is 16322429. The reversal of 16322425 is 52422361.

It is not a de Polignac number, because 16322425 - 2³ = 16322417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 16322425.

It is not an unprimeable number, because it can be changed into a prime (16322429) 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, 871 + ... + 5779.

Almost surely, 2^16322425 is an apocalyptic number.

It is an amenable number.

16322425 is a deficient number, since it is larger than the sum of its proper divisors (8031175).

16322425 is a wasteful number, since it uses less digits than its factorization.

16322425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4945 (or 4940 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 16322425 is about 4040.1021026702. The cubic root of 16322425 is about 253.6655910857.

Adding to 16322425 its reverse (52422361), we get a palindrome (68744786).

The spelling of 16322425 in words is "sixteen million, three hundred twenty-two thousand, four hundred twenty-five".