19109234 has 8 divisors (see below), whose sum is σ = 28830060. Its totient is φ = 9499216.

The previous prime is 19109219. The next prime is 19109249. The reversal of 19109234 is 43290191.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (19109219) and next prime (19109249).

It can be written as a sum of positive squares in 2 ways, for example, as 12581209 + 6528025 = 3547^2 + 2555^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 19109197 and 19109206.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27269 + ... + 27960.

Almost surely, 2^19109234 is an apocalyptic number.

19109234 is a deficient number, since it is larger than the sum of its proper divisors (9720826).

19109234 is a wasteful number, since it uses less digits than its factorization.

19109234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55404.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 19109234 is about 4371.4109850253. The cubic root of 19109234 is about 267.3505567572.

The spelling of 19109234 in words is "nineteen million, one hundred nine thousand, two hundred thirty-four".