16315332 has 24 divisors (see below), whose sum is σ = 41530272. Its totient is φ = 4944000.

The previous prime is 16315301. The next prime is 16315333. The reversal of 16315332 is 23351361.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (16315333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61669 + ... + 61932.

It is an arithmetic number, because the mean of its divisors is an integer number (1730428).

Almost surely, 2^16315332 is an apocalyptic number.

16315332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16315332 is an abundant number, since it is smaller than the sum of its proper divisors (25214940).

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

16315332 is a wasteful number, since it uses less digits than its factorization.

16315332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123619 (or 123617 counting only the distinct ones).

The product of its digits is 1620, while the sum is 24.

The square root of 16315332 is about 4039.2241829341. The cubic root of 16315332 is about 253.6288418338.

Adding to 16315332 its reverse (23351361), we get a palindrome (39666693).

The spelling of 16315332 in words is "sixteen million, three hundred fifteen thousand, three hundred thirty-two".