19092939 has 16 divisors (see below), whose sum is σ = 26156064. Its totient is φ = 12384000.

The previous prime is 19092937. The next prime is 19092959. The reversal of 19092939 is 93929091.

It is a happy number.

It is not a de Polignac number, because 19092939 - 2¹ = 19092937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 19092939.

It is not an unprimeable number, because it can be changed into a prime (19092937) 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 15 ways as a sum of consecutive naturals, for example, 17967 + ... + 18999.

It is an arithmetic number, because the mean of its divisors is an integer number (1634754).

Almost surely, 2^19092939 is an apocalyptic number.

19092939 is a deficient number, since it is larger than the sum of its proper divisors (7063125).

19092939 is a wasteful number, since it uses less digits than its factorization.

19092939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198.

The product of its (nonzero) digits is 39366, while the sum is 42.

The square root of 19092939 is about 4369.5467728358. The cubic root of 19092939 is about 267.2745426130.

The spelling of 19092939 in words is "nineteen million, ninety-two thousand, nine hundred thirty-nine".