134436420 has 36 divisors (see below), whose sum is σ = 407791020. Its totient is φ = 35849664.

The previous prime is 134436413. The next prime is 134436451. The reversal of 134436420 is 24634431.

134436420 is a `hidden beast` number, since 13 + 4 + 4 + 3 + 642 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 39841344 + 94595076 = 6312^2 + 9726^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 373255 + ... + 373614.

Almost surely, 2^134436420 is an apocalyptic number.

134436420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134436420 is an abundant number, since it is smaller than the sum of its proper divisors (273354600).

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

134436420 is a wasteful number, since it uses less digits than its factorization.

134436420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746884 (or 746879 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 134436420 is about 11594.6720522833. The cubic root of 134436420 is about 512.2779303611.

The spelling of 134436420 in words is "one hundred thirty-four million, four hundred thirty-six thousand, four hundred twenty".