19612134 has 12 divisors (see below), whose sum is σ = 42492996. Its totient is φ = 6537372.

The previous prime is 19612121. The next prime is 19612157. The reversal of 19612134 is 43121691.

19612134 is a `hidden beast` number, since 19 + 612 + 1 + 34 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 19612098 and 19612107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 544764 + ... + 544799.

It is an arithmetic number, because the mean of its divisors is an integer number (3541083).

Almost surely, 2^19612134 is an apocalyptic number.

19612134 is an abundant number, since it is smaller than the sum of its proper divisors (22880862).

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

19612134 is a wasteful number, since it uses less digits than its factorization.

19612134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089571 (or 1089568 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 19612134 is about 4428.5589078164. The cubic root of 19612134 is about 269.6755774195.

It can be divided in two parts, 1961 and 2134, that added together give a triangular number (4095 = T₉₀).

The spelling of 19612134 in words is "nineteen million, six hundred twelve thousand, one hundred thirty-four".