19392992 has 12 divisors (see below), whose sum is σ = 38180016. Its totient is φ = 9696480.

The previous prime is 19392983. The next prime is 19393019. The reversal of 19392992 is 29929391.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 302984 + ... + 303047.

It is an arithmetic number, because the mean of its divisors is an integer number (3181668).

Almost surely, 2^19392992 is an apocalyptic number.

It is an amenable number.

19392992 is a deficient number, since it is larger than the sum of its proper divisors (18787024).

19392992 is an equidigital number, since it uses as much as digits as its factorization.

19392992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606041 (or 606033 counting only the distinct ones).

The product of its digits is 78732, while the sum is 44.

The square root of 19392992 is about 4403.7474950319. The cubic root of 19392992 is about 268.6673795426.

The spelling of 19392992 in words is "nineteen million, three hundred ninety-two thousand, nine hundred ninety-two".