134278692 has 48 divisors (see below), whose sum is σ = 330244992. Its totient is φ = 42380800.

The previous prime is 134278673. The next prime is 134278709. The reversal of 134278692 is 296872431.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25468 + ... + 30284.

It is an arithmetic number, because the mean of its divisors is an integer number (6880104).

Almost surely, 2^134278692 is an apocalyptic number.

134278692 is a gapful number since it is divisible by the number (12) 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 134278692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165122496).

134278692 is an abundant number, since it is smaller than the sum of its proper divisors (195966300).

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

134278692 is a wasteful number, since it uses less digits than its factorization.

134278692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4948 (or 4946 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 134278692 is about 11587.8683112987. The cubic root of 134278692 is about 512.0775080007.

The spelling of 134278692 in words is "one hundred thirty-four million, two hundred seventy-eight thousand, six hundred ninety-two".