16616752 has 20 divisors (see below), whose sum is σ = 34089336. Its totient is φ = 7819520.

The previous prime is 16616731. The next prime is 16616759. The reversal of 16616752 is 25761661.

It is a happy number.

It is a super-2 number, since 2×16616752² = 552232894059008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (16616759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30274 + ... + 30817.

Almost surely, 2^16616752 is an apocalyptic number.

It is an amenable number.

16616752 is an abundant number, since it is smaller than the sum of its proper divisors (17472584).

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

16616752 is a wasteful number, since it uses less digits than its factorization.

16616752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61116 (or 61110 counting only the distinct ones).

The product of its digits is 15120, while the sum is 34.

The square root of 16616752 is about 4076.3650474412. The cubic root of 16616752 is about 255.1812219422.

The spelling of 16616752 in words is "sixteen million, six hundred sixteen thousand, seven hundred fifty-two".