19034040 has 32 divisors (see below), whose sum is σ = 57102480. Its totient is φ = 5075712.

The previous prime is 19034039. The next prime is 19034051. The reversal of 19034040 is 4043091.

It is a junction number, because it is equal to n+sod(n) for n = 19033998 and 19034016.

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 in 7 ways as a sum of consecutive naturals, for example, 79189 + ... + 79428.

Almost surely, 2^19034040 is an apocalyptic number.

19034040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19034040 is an abundant number, since it is smaller than the sum of its proper divisors (38068440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19034040 is a wasteful number, since it uses less digits than its factorization.

19034040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158631 (or 158627 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 19034040 is about 4362.8018520212. The cubic root of 19034040 is about 266.9994248750. Note that the first 3 decimals are identical.

The spelling of 19034040 in words is "nineteen million, thirty-four thousand, forty".