135908772 has 48 divisors (see below), whose sum is σ = 328403712. Its totient is φ = 43718400.

The previous prime is 135908749. The next prime is 135908791. The reversal of 135908772 is 277809531.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39522 + ... + 42822.

It is an arithmetic number, because the mean of its divisors is an integer number (6841744).

Almost surely, 2^135908772 is an apocalyptic number.

135908772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135908772 is an abundant number, since it is smaller than the sum of its proper divisors (192494940).

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

135908772 is a wasteful number, since it uses less digits than its factorization.

135908772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3428 (or 3426 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 42.

The square root of 135908772 is about 11657.9917653085. The cubic root of 135908772 is about 514.1413057069.

The spelling of 135908772 in words is "one hundred thirty-five million, nine hundred eight thousand, seven hundred seventy-two".