134292438 has 48 divisors (see below), whose sum is σ = 347157360. Its totient is φ = 38368512.

The previous prime is 134292419. The next prime is 134292451. The reversal of 134292438 is 834292431.

134292438 is a `hidden beast` number, since 134 + 2 + 92 + 438 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22731 + ... + 28022.

It is an arithmetic number, because the mean of its divisors is an integer number (7232445).

Almost surely, 2^134292438 is an apocalyptic number.

134292438 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

134292438 is an abundant number, since it is smaller than the sum of its proper divisors (212864922).

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

134292438 is a wasteful number, since it uses less digits than its factorization.

134292438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50778 (or 50765 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 134292438 is about 11588.4614164263. The cubic root of 134292438 is about 512.0949810566.

The spelling of 134292438 in words is "one hundred thirty-four million, two hundred ninety-two thousand, four hundred thirty-eight".