135784472 has 8 divisors (see below), whose sum is σ = 254595900. Its totient is φ = 67892232.

The previous prime is 135784471. The next prime is 135784499. The reversal of 135784472 is 274487531.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135784471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8486522 + ... + 8486537.

Almost surely, 2^135784472 is an apocalyptic number.

It is an amenable number.

135784472 is a deficient number, since it is larger than the sum of its proper divisors (118811428).

135784472 is a wasteful number, since it uses less digits than its factorization.

135784472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16973065 (or 16973061 counting only the distinct ones).

The product of its digits is 188160, while the sum is 41.

The square root of 135784472 is about 11652.6594389435. The cubic root of 135784472 is about 513.9845160794.

The spelling of 135784472 in words is "one hundred thirty-five million, seven hundred eighty-four thousand, four hundred seventy-two".