134842392 has 96 divisors (see below), whose sum is σ = 386958000. Its totient is φ = 42301440.

The previous prime is 134842369. The next prime is 134842403. The reversal of 134842392 is 293248431.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 329484 + ... + 329892.

Almost surely, 2^134842392 is an apocalyptic number.

134842392 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 134842392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193479000).

134842392 is an abundant number, since it is smaller than the sum of its proper divisors (252115608).

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

134842392 is a wasteful number, since it uses less digits than its factorization.

134842392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681 (or 674 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 134842392 is about 11612.1656894827. The cubic root of 134842392 is about 512.7930722720.

It can be divided in two parts, 13484 and 2392, that added together give a square (15876 = 126²).

The spelling of 134842392 in words is "one hundred thirty-four million, eight hundred forty-two thousand, three hundred ninety-two".