16253332 has 12 divisors (see below), whose sum is σ = 28517076. Its totient is φ = 8105600.

The previous prime is 16253327. The next prime is 16253339. The reversal of 16253332 is 23335261.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 15007876 + 1245456 = 3874^2 + 1116^2 .

It is a super-2 number, since 2×16253332² = 528341602204448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16253297 and 16253306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16253339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3463 + ... + 6670.

It is an arithmetic number, because the mean of its divisors is an integer number (2376423).

Almost surely, 2^16253332 is an apocalyptic number.

It is an amenable number.

16253332 is a deficient number, since it is larger than the sum of its proper divisors (12263744).

16253332 is a wasteful number, since it uses less digits than its factorization.

16253332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10538 (or 10536 counting only the distinct ones).

The product of its digits is 3240, while the sum is 25.

The square root of 16253332 is about 4031.5421367015. The cubic root of 16253332 is about 253.3071618085.

Adding to 16253332 its reverse (23335261), we get a palindrome (39588593).

The spelling of 16253332 in words is "sixteen million, two hundred fifty-three thousand, three hundred thirty-two".