71753427 has 6 divisors (see below), whose sum is σ = 103643852. Its totient is φ = 47835612.

The previous prime is 71753419. The next prime is 71753431. The reversal of 71753427 is 72435717.

It is not a de Polignac number, because 71753427 - 2³ = 71753419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 71753391 and 71753400.

It is not an unprimeable number, because it can be changed into a prime (71753477) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3986293 + ... + 3986310.

Almost surely, 2^71753427 is an apocalyptic number.

71753427 is a deficient number, since it is larger than the sum of its proper divisors (31890425).

71753427 is a wasteful number, since it uses less digits than its factorization.

71753427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7972609 (or 7972606 counting only the distinct ones).

The product of its digits is 41160, while the sum is 36.

The square root of 71753427 is about 8470.7394600472. The cubic root of 71753427 is about 415.5413209871.

The spelling of 71753427 in words is "seventy-one million, seven hundred fifty-three thousand, four hundred twenty-seven".