16916530 has 32 divisors (see below), whose sum is σ = 32503680. Its totient is φ = 6316800.

The previous prime is 16916521. The next prime is 16916533. The reversal of 16916530 is 3561961.

It is a junction number, because it is equal to n+sod(n) for n = 16916492 and 16916501.

It is not an unprimeable number, because it can be changed into a prime (16916533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25341 + ... + 25999.

It is an arithmetic number, because the mean of its divisors is an integer number (1015740).

Almost surely, 2^16916530 is an apocalyptic number.

16916530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16916530 is a deficient number, since it is larger than the sum of its proper divisors (15587150).

16916530 is a wasteful number, since it uses less digits than its factorization.

16916530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 16916530 is about 4112.9709456790. The cubic root of 16916530 is about 256.7066353304.

The spelling of 16916530 in words is "sixteen million, nine hundred sixteen thousand, five hundred thirty".