16500052 has 6 divisors (see below), whose sum is σ = 28875098. Its totient is φ = 8250024.

The previous prime is 16500049. The next prime is 16500053. The reversal of 16500052 is 25000561.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10329796 + 6170256 = 3214^2 + 2484^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16500053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2062503 + ... + 2062510.

Almost surely, 2^16500052 is an apocalyptic number.

It is an amenable number.

16500052 is a deficient number, since it is larger than the sum of its proper divisors (12375046).

16500052 is a wasteful number, since it uses less digits than its factorization.

16500052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4125017 (or 4125015 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 16500052 is about 4062.0256030705. The cubic root of 16500052 is about 254.5824359225.

The spelling of 16500052 in words is "sixteen million, five hundred thousand, fifty-two".