16794490 has 16 divisors (see below), whose sum is σ = 30277800. Its totient is φ = 6707200.

The previous prime is 16794473. The next prime is 16794493. The reversal of 16794490 is 9449761.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 16459249 + 335241 = 4057^2 + 579^2 .

It is not an unprimeable number, because it can be changed into a prime (16794493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9690 + ... + 11290.

Almost surely, 2^16794490 is an apocalyptic number.

16794490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16794490 is a deficient number, since it is larger than the sum of its proper divisors (13483310).

16794490 is a wasteful number, since it uses less digits than its factorization.

16794490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2657.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 16794490 is about 4098.1081000872. The cubic root of 16794490 is about 256.0878299708.

The spelling of 16794490 in words is "sixteen million, seven hundred ninety-four thousand, four hundred ninety".