16261332 has 24 divisors (see below), whose sum is σ = 38220000. Its totient is φ = 5380896.

The previous prime is 16261313. The next prime is 16261339. The reversal of 16261332 is 23316261.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16261339) 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, 3207 + ... + 6542.

It is an arithmetic number, because the mean of its divisors is an integer number (1592500).

Almost surely, 2^16261332 is an apocalyptic number.

16261332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16261332 is an abundant number, since it is smaller than the sum of its proper divisors (21958668).

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

16261332 is a wasteful number, since it uses less digits than its factorization.

16261332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9895 (or 9893 counting only the distinct ones).

The product of its digits is 1296, while the sum is 24.

The square root of 16261332 is about 4032.5341908036. The cubic root of 16261332 is about 253.3487148248.

Adding to 16261332 its reverse (23316261), we get a palindrome (39577593).

The spelling of 16261332 in words is "sixteen million, two hundred sixty-one thousand, three hundred thirty-two".