134235090 has 64 divisors (see below), whose sum is σ = 390510720. Its totient is φ = 32541120.

The previous prime is 134235041. The next prime is 134235091. The reversal of 134235090 is 90532431.

134235090 is a `hidden beast` number, since 134 + 23 + 509 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (134235091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19629 + ... + 25568.

It is an arithmetic number, because the mean of its divisors is an integer number (6101730).

Almost surely, 2^134235090 is an apocalyptic number.

134235090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134235090 is an abundant number, since it is smaller than the sum of its proper divisors (256275630).

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

134235090 is a wasteful number, since it uses less digits than its factorization.

134235090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45224 (or 45218 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 134235090 is about 11585.9867943995. The cubic root of 134235090 is about 512.0220759728.

The spelling of 134235090 in words is "one hundred thirty-four million, two hundred thirty-five thousand, ninety".