16512052 has 6 divisors (see below), whose sum is σ = 28896098. Its totient is φ = 8256024.

The previous prime is 16512017. The next prime is 16512059. The reversal of 16512052 is 25021561.

It can be written as a sum of positive squares in only one way, i.e., 13868176 + 2643876 = 3724^2 + 1626^2 .

It is a super-2 number, since 2×16512052² = 545295722501408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16512059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2064003 + ... + 2064010.

Almost surely, 2^16512052 is an apocalyptic number.

It is an amenable number.

16512052 is a deficient number, since it is larger than the sum of its proper divisors (12384046).

16512052 is a wasteful number, since it uses less digits than its factorization.

16512052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4128017 (or 4128015 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 16512052 is about 4063.5024301703. The cubic root of 16512052 is about 254.6441377267.

The spelling of 16512052 in words is "sixteen million, five hundred twelve thousand, fifty-two".