19427034 has 24 divisors (see below), whose sum is σ = 42708960. Its totient is φ = 5886760.

The previous prime is 19426999. The next prime is 19427041. The reversal of 19427034 is 43072491.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 19426992 and 19427010.

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 11 ways as a sum of consecutive naturals, for example, 12654 + ... + 14105.

It is an arithmetic number, because the mean of its divisors is an integer number (1779540).

Almost surely, 2^19427034 is an apocalyptic number.

19427034 is an abundant number, since it is smaller than the sum of its proper divisors (23281926).

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

19427034 is a wasteful number, since it uses less digits than its factorization.

19427034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26786 (or 26775 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 19427034 is about 4407.6109174926. The cubic root of 19427034 is about 268.8244917717.

The spelling of 19427034 in words is "nineteen million, four hundred twenty-seven thousand, thirty-four".