16530034 has 4 divisors (see below), whose sum is σ = 24795054. Its totient is φ = 8265016.

The previous prime is 16530013. The next prime is 16530043. The reversal of 16530034 is 43003561.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9320809 + 7209225 = 3053^2 + 2685^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16529987 and 16530014.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4132507 + ... + 4132510.

Almost surely, 2^16530034 is an apocalyptic number.

16530034 is a deficient number, since it is larger than the sum of its proper divisors (8265020).

16530034 is an equidigital number, since it uses as much as digits as its factorization.

16530034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8265019.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 16530034 is about 4065.7144513603. The cubic root of 16530034 is about 254.7365419430.

Adding to 16530034 its reverse (43003561), we get a palindrome (59533595).

The spelling of 16530034 in words is "sixteen million, five hundred thirty thousand, thirty-four".