134467220 has 24 divisors (see below), whose sum is σ = 285296424. Its totient is φ = 53231616.

The previous prime is 134467217. The next prime is 134467261. The reversal of 134467220 is 22764431.

It can be written as a sum of positive squares in 4 ways, for example, as 48385936 + 86081284 = 6956^2 + 9278^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32717 + ... + 36596.

It is an arithmetic number, because the mean of its divisors is an integer number (11887351).

Almost surely, 2^134467220 is an apocalyptic number.

134467220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134467220 is an abundant number, since it is smaller than the sum of its proper divisors (150829204).

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

134467220 is a wasteful number, since it uses less digits than its factorization.

134467220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69419 (or 69417 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 134467220 is about 11596.0001724733. Note that the first 3 decimals coincide. The cubic root of 134467220 is about 512.3170491145.

The spelling of 134467220 in words is "one hundred thirty-four million, four hundred sixty-seven thousand, two hundred twenty".