134404272 has 160 divisors (see below), whose sum is σ = 409973760. Its totient is φ = 42596928.

The previous prime is 134404229. The next prime is 134404327. The reversal of 134404272 is 272404431.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 804733 + ... + 804899.

It is an arithmetic number, because the mean of its divisors is an integer number (2562336).

Almost surely, 2^134404272 is an apocalyptic number.

134404272 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 134404272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204986880).

134404272 is an abundant number, since it is smaller than the sum of its proper divisors (275569488).

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

134404272 is an equidigital number, since it uses as much as digits as its factorization.

134404272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 195 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 134404272 is about 11593.2856429918. The cubic root of 134404272 is about 512.2370931540.

The spelling of 134404272 in words is "one hundred thirty-four million, four hundred four thousand, two hundred seventy-two".