134073240 has 128 divisors (see below), whose sum is σ = 462620160. Its totient is φ = 30449664.

The previous prime is 134073229. The next prime is 134073287. The reversal of 134073240 is 42370431.

It is a Cunningham number, because it is equal to 11579²-1.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 134073240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161707 + ... + 162533.

It is an arithmetic number, because the mean of its divisors is an integer number (3614220).

Almost surely, 2^134073240 is an apocalyptic number.

134073240 is a gapful number since it is divisible by the number (10) 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 134073240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231310080).

134073240 is an abundant number, since it is smaller than the sum of its proper divisors (328546920).

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

134073240 is a wasteful number, since it uses less digits than its factorization.

134073240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041 (or 1037 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 134073240 is about 11578.9999568184. Note that the first 4 decimals coincide. The cubic root of 134073240 is about 511.8162080395.

The spelling of 134073240 in words is "one hundred thirty-four million, seventy-three thousand, two hundred forty".