16251652 has 12 divisors (see below), whose sum is σ = 28552860. Its totient is φ = 8093696.

The previous prime is 16251647. The next prime is 16251661. The reversal of 16251652 is 25615261.

It can be written as a sum of positive squares in 2 ways, for example, as 8667136 + 7584516 = 2944^2 + 2754^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16251652.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6877 + ... + 8932.

It is an arithmetic number, because the mean of its divisors is an integer number (2379405).

Almost surely, 2^16251652 is an apocalyptic number.

It is an amenable number.

16251652 is a deficient number, since it is larger than the sum of its proper divisors (12301208).

16251652 is a wasteful number, since it uses less digits than its factorization.

16251652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16070 (or 16068 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 16251652 is about 4031.3337743233. Note that the first 3 decimals coincide. The cubic root of 16251652 is about 253.2984339428.

The spelling of 16251652 in words is "sixteen million, two hundred fifty-one thousand, six hundred fifty-two".