71703838 has 8 divisors (see below), whose sum is σ = 107591688. Its totient is φ = 35839944.

The previous prime is 71703799. The next prime is 71703871. The reversal of 71703838 is 83830717.

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

It is a junction number, because it is equal to n+sod(n) for n = 71703797 and 71703806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8820 + ... + 14872.

It is an arithmetic number, because the mean of its divisors is an integer number (13448961).

Almost surely, 2^71703838 is an apocalyptic number.

71703838 is a deficient number, since it is larger than the sum of its proper divisors (35887850).

71703838 is a wasteful number, since it uses less digits than its factorization.

71703838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11978.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 71703838 is about 8467.8118779293. The cubic root of 71703838 is about 415.4455716584.

The spelling of 71703838 in words is "seventy-one million, seven hundred three thousand, eight hundred thirty-eight".