135554232 has 64 divisors (see below), whose sum is σ = 378322560. Its totient is φ = 40118400.

The previous prime is 135554219. The next prime is 135554233. The reversal of 135554232 is 232455531.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 135554232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135554233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5382 + ... + 17322.

It is an arithmetic number, because the mean of its divisors is an integer number (5911290).

Almost surely, 2^135554232 is an apocalyptic number.

135554232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135554232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189161280).

135554232 is an abundant number, since it is smaller than the sum of its proper divisors (242768328).

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

135554232 is a wasteful number, since it uses less digits than its factorization.

135554232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12004 (or 12000 counting only the distinct ones).

The product of its digits is 18000, while the sum is 30.

The square root of 135554232 is about 11642.7759576486. The cubic root of 135554232 is about 513.6938428208.

The spelling of 135554232 in words is "one hundred thirty-five million, five hundred fifty-four thousand, two hundred thirty-two".