135658432 has 56 divisors (see below), whose sum is σ = 331333856. Its totient is φ = 53664768.

The previous prime is 135658427. The next prime is 135658447. The reversal of 135658432 is 234856531.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 135658391 and 135658400.

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, 5823 + ... + 17470.

It is an arithmetic number, because the mean of its divisors is an integer number (5916676).

Almost surely, 2^135658432 is an apocalyptic number.

135658432 is the 5824-th decagonal number.

It is an amenable number.

135658432 is an abundant number, since it is smaller than the sum of its proper divisors (195675424).

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

135658432 is a wasteful number, since it uses less digits than its factorization.

135658432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23325 (or 23315 counting only the distinct ones).

The product of its digits is 86400, while the sum is 37.

The square root of 135658432 is about 11647.2499758527. The cubic root of 135658432 is about 513.8254339145.

The spelling of 135658432 in words is "one hundred thirty-five million, six hundred fifty-eight thousand, four hundred thirty-two".