19920316 has 12 divisors (see below), whose sum is σ = 37542232. Its totient is φ = 9193968.

The previous prime is 19920293. The next prime is 19920353. The reversal of 19920316 is 61302991.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191490 + ... + 191593.

Almost surely, 2^19920316 is an apocalyptic number.

It is an amenable number.

19920316 is a deficient number, since it is larger than the sum of its proper divisors (17621916).

19920316 is a wasteful number, since it uses less digits than its factorization.

19920316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383100 (or 383098 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 19920316 is about 4463.2181214904. The cubic root of 19920316 is about 271.0807890829.

The spelling of 19920316 in words is "nineteen million, nine hundred twenty thousand, three hundred sixteen".