19946794 has 8 divisors (see below), whose sum is σ = 34194528. Its totient is φ = 8548620.

The previous prime is 19946791. The next prime is 19946803. The reversal of 19946794 is 49764991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (19946791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 712372 + ... + 712399.

It is an arithmetic number, because the mean of its divisors is an integer number (4274316).

Almost surely, 2^19946794 is an apocalyptic number.

19946794 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

19946794 is a deficient number, since it is larger than the sum of its proper divisors (14247734).

19946794 is a wasteful number, since it uses less digits than its factorization.

19946794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424780.

The product of its digits is 489888, while the sum is 49.

The square root of 19946794 is about 4466.1833818149. The cubic root of 19946794 is about 271.2008423877.

The spelling of 19946794 in words is "nineteen million, nine hundred forty-six thousand, seven hundred ninety-four".