71773134 has 16 divisors (see below), whose sum is σ = 144149760. Its totient is φ = 23823800.

The previous prime is 71773123. The next prime is 71773157. The reversal of 71773134 is 43137717.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 71773095 and 71773104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23592 + ... + 26459.

It is an arithmetic number, because the mean of its divisors is an integer number (9009360).

Almost surely, 2^71773134 is an apocalyptic number.

71773134 is an abundant number, since it is smaller than the sum of its proper divisors (72376626).

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

71773134 is a wasteful number, since it uses less digits than its factorization.

71773134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50295.

The product of its digits is 12348, while the sum is 33.

The square root of 71773134 is about 8471.9026198369. The cubic root of 71773134 is about 415.5793601608.

The spelling of 71773134 in words is "seventy-one million, seven hundred seventy-three thousand, one hundred thirty-four".