16345632 has 24 divisors (see below), whose sum is σ = 42907536. Its totient is φ = 5448512.

The previous prime is 16345631. The next prime is 16345639. The reversal of 16345632 is 23654361.

It is a tau number, because it is divible by the number of its divisors (24).

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 16345632.

It is not an unprimeable number, because it can be changed into a prime (16345631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85038 + ... + 85229.

It is an arithmetic number, because the mean of its divisors is an integer number (1787814).

Almost surely, 2^16345632 is an apocalyptic number.

16345632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16345632 is an abundant number, since it is smaller than the sum of its proper divisors (26561904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16345632 is a wasteful number, since it uses less digits than its factorization.

16345632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170280 (or 170272 counting only the distinct ones).

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

The square root of 16345632 is about 4042.9731634034. The cubic root of 16345632 is about 253.7857535747.

Adding to 16345632 its reverse (23654361), we get a palindrome (39999993).

The spelling of 16345632 in words is "sixteen million, three hundred forty-five thousand, six hundred thirty-two".