134352420 has 96 divisors (see below), whose sum is σ = 402124800. Its totient is φ = 33416064.

The previous prime is 134352397. The next prime is 134352437. The reversal of 134352420 is 24253431.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 75501 + ... + 77259.

It is an arithmetic number, because the mean of its divisors is an integer number (4188800).

Almost surely, 2^134352420 is an apocalyptic number.

134352420 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 134352420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201062400).

134352420 is an abundant number, since it is smaller than the sum of its proper divisors (267772380).

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

134352420 is a wasteful number, since it uses less digits than its factorization.

134352420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857 (or 1855 counting only the distinct ones).

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

The square root of 134352420 is about 11591.0491328438. The cubic root of 134352420 is about 512.1712124750.

The spelling of 134352420 in words is "one hundred thirty-four million, three hundred fifty-two thousand, four hundred twenty".