16793890 has 16 divisors (see below), whose sum is σ = 30417408. Its totient is φ = 6675696.

The previous prime is 16793879. The next prime is 16793897. The reversal of 16793890 is 9839761.

It is not an unprimeable number, because it can be changed into a prime (16793897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3522 + ... + 6781.

It is an arithmetic number, because the mean of its divisors is an integer number (1901088).

Almost surely, 2^16793890 is an apocalyptic number.

16793890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16793890 is a deficient number, since it is larger than the sum of its proper divisors (13623518).

16793890 is a wasteful number, since it uses less digits than its factorization.

16793890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10473.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 16793890 is about 4098.0348949222. The cubic root of 16793890 is about 256.0847802696.

The spelling of 16793890 in words is "sixteen million, seven hundred ninety-three thousand, eight hundred ninety".