71434227 has 8 divisors (see below), whose sum is σ = 95529616. Its totient is φ = 47480832.

The previous prime is 71434217. The next prime is 71434229. The reversal of 71434227 is 72243417.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 71434227 - 2⁴ = 71434211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 71434194 and 71434203.

It is not an unprimeable number, because it can be changed into a prime (71434229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34318 + ... + 36339.

It is an arithmetic number, because the mean of its divisors is an integer number (11941202).

Almost surely, 2^71434227 is an apocalyptic number.

71434227 is a deficient number, since it is larger than the sum of its proper divisors (24095389).

71434227 is a wasteful number, since it uses less digits than its factorization.

71434227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70997.

The product of its digits is 9408, while the sum is 30.

The square root of 71434227 is about 8451.8771287803. The cubic root of 71434227 is about 414.9242170617.

The spelling of 71434227 in words is "seventy-one million, four hundred thirty-four thousand, two hundred twenty-seven".