134453220 has 96 divisors (see below), whose sum is σ = 414965376. Its totient is φ = 32256000.

The previous prime is 134453201. The next prime is 134453233. The reversal of 134453220 is 22354431.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

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, 65652 + ... + 67668.

It is an arithmetic number, because the mean of its divisors is an integer number (4322556).

Almost surely, 2^134453220 is an apocalyptic number.

134453220 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 134453220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207482688).

134453220 is an abundant number, since it is smaller than the sum of its proper divisors (280512156).

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

134453220 is a wasteful number, since it uses less digits than its factorization.

134453220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141 (or 2139 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 134453220 is about 11595.3965003358. The cubic root of 134453220 is about 512.2992686036.

It can be divided in two parts, 134 and 453220, that added together give a palindrome (453354).

The spelling of 134453220 in words is "one hundred thirty-four million, four hundred fifty-three thousand, two hundred twenty".