134783574 has 16 divisors (see below), whose sum is σ = 271508160. Its totient is φ = 44604360.

The previous prime is 134783573. The next prime is 134783603. The reversal of 134783574 is 475387431.

It is a super-2 number, since 2×134783574² = 36333223640426952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134783573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79972 + ... + 81639.

It is an arithmetic number, because the mean of its divisors is an integer number (16969260).

Almost surely, 2^134783574 is an apocalyptic number.

134783574 is an abundant number, since it is smaller than the sum of its proper divisors (136724586).

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

134783574 is a wasteful number, since it uses less digits than its factorization.

134783574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161755.

The product of its digits is 282240, while the sum is 42.

The square root of 134783574 is about 11609.6328107309. The cubic root of 134783574 is about 512.7185016344.

The spelling of 134783574 in words is "one hundred thirty-four million, seven hundred eighty-three thousand, five hundred seventy-four".