134466820 has 24 divisors (see below), whose sum is σ = 282772224. Its totient is φ = 53712096.

The previous prime is 134466817. The next prime is 134466833. The reversal of 134466820 is 28664431.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11469 + ... + 20011.

It is an arithmetic number, because the mean of its divisors is an integer number (11782176).

Almost surely, 2^134466820 is an apocalyptic number.

134466820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134466820 is an abundant number, since it is smaller than the sum of its proper divisors (148305404).

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

134466820 is a wasteful number, since it uses less digits than its factorization.

134466820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9339 (or 9337 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 134466820 is about 11595.9829251340. The cubic root of 134466820 is about 512.3165411170.

The spelling of 134466820 in words is "one hundred thirty-four million, four hundred sixty-six thousand, eight hundred twenty".