134590720 has 144 divisors (see below), whose sum is σ = 359089920. Its totient is φ = 48322560.

The previous prime is 134590669. The next prime is 134590721. The reversal of 134590720 is 27095431.

It is a super-2 number, since 2×134590720² = 36229323820236800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134590721) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1703641 + ... + 1703719.

It is an arithmetic number, because the mean of its divisors is an integer number (2493680).

Almost surely, 2^134590720 is an apocalyptic number.

134590720 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 134590720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179544960).

134590720 is an abundant number, since it is smaller than the sum of its proper divisors (224499200).

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

134590720 is an frugal number, since it uses more digits than its factorization.

134590720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133 (or 97 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 134590720 is about 11601.3240623646. The cubic root of 134590720 is about 512.4738451852.

The spelling of 134590720 in words is "one hundred thirty-four million, five hundred ninety thousand, seven hundred twenty".