19494796 has 12 divisors (see below), whose sum is σ = 34583752. Its totient is φ = 9613728.

The previous prime is 19494793. The next prime is 19494799. The reversal of 19494796 is 69749491.

It is an interprime number because it is at equal distance from previous prime (19494793) and next prime (19494799).

It is not an unprimeable number, because it can be changed into a prime (19494793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33090 + ... + 33673.

Almost surely, 2^19494796 is an apocalyptic number.

It is an amenable number.

19494796 is a deficient number, since it is larger than the sum of its proper divisors (15088956).

19494796 is a wasteful number, since it uses less digits than its factorization.

19494796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66840 (or 66838 counting only the distinct ones).

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

The square root of 19494796 is about 4415.2911568774. The cubic root of 19494796 is about 269.1366846805.

The spelling of 19494796 in words is "nineteen million, four hundred ninety-four thousand, seven hundred ninety-six".