16880839 has 2 divisors, whose sum is σ = 16880840. Its totient is φ = 16880838.

The previous prime is 16880803. The next prime is 16880863. The reversal of 16880839 is 93808861.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16880839 - 2¹⁷ = 16749767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16880795 and 16880804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16880869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8440419 + 8440420.

It is an arithmetic number, because the mean of its divisors is an integer number (8440420).

Almost surely, 2^16880839 is an apocalyptic number.

16880839 is a deficient number, since it is larger than the sum of its proper divisors (1).

16880839 is an equidigital number, since it uses as much as digits as its factorization.

16880839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 16880839 is about 4108.6298202686. The cubic root of 16880839 is about 256.5259724405.

The spelling of 16880839 in words is "sixteen million, eight hundred eighty thousand, eight hundred thirty-nine".