134574312 has 64 divisors (see below), whose sum is σ = 357480000. Its totient is φ = 42071040.

The previous prime is 134574289. The next prime is 134574313. The reversal of 134574312 is 213475431.

It is a happy number.

It is a super-2 number, since 2×134574312² = 36220490900546688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 134574312.

It is not an unprimeable number, because it can be changed into a prime (134574313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203262 + ... + 203922.

It is an arithmetic number, because the mean of its divisors is an integer number (5585625).

Almost surely, 2^134574312 is an apocalyptic number.

134574312 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 134574312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178740000).

134574312 is an abundant number, since it is smaller than the sum of its proper divisors (222905688).

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

134574312 is a wasteful number, since it uses less digits than its factorization.

134574312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186 (or 1182 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 134574312 is about 11600.6168801491. The cubic root of 134574312 is about 512.4530190525.

It can be divided in two parts, 1345 and 74312, that added together give a palindrome (75657).

The spelling of 134574312 in words is "one hundred thirty-four million, five hundred seventy-four thousand, three hundred twelve".