134286738 has 8 divisors (see below), whose sum is σ = 268573488. Its totient is φ = 44762244.

The previous prime is 134286709. The next prime is 134286739. The reversal of 134286738 is 837682431.

It is a sphenic number, since it is the product of 3 distinct primes.

134286738 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 134286738.

It is not an unprimeable number, because it can be changed into a prime (134286739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11190556 + ... + 11190567.

It is an arithmetic number, because the mean of its divisors is an integer number (33571686).

Almost surely, 2^134286738 is an apocalyptic number.

134286738 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

134286738 is a wasteful number, since it uses less digits than its factorization.

134286738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22381128.

The product of its digits is 193536, while the sum is 42.

The square root of 134286738 is about 11588.2154795292. The cubic root of 134286738 is about 512.0877357176.

The spelling of 134286738 in words is "one hundred thirty-four million, two hundred eighty-six thousand, seven hundred thirty-eight".