71383238 has 8 divisors (see below), whose sum is σ = 113373432. Its totient is φ = 33592096.

The previous prime is 71383229. The next prime is 71383253. The reversal of 71383238 is 83238317.

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 = 71383198 and 71383207.

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, 1049720 + ... + 1049787.

It is an arithmetic number, because the mean of its divisors is an integer number (14171679).

Almost surely, 2^71383238 is an apocalyptic number.

71383238 is a deficient number, since it is larger than the sum of its proper divisors (41990194).

71383238 is a wasteful number, since it uses less digits than its factorization.

71383238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2099526.

The product of its digits is 24192, while the sum is 35.

The square root of 71383238 is about 8448.8601598085. The cubic root of 71383238 is about 414.8254707157.

The spelling of 71383238 in words is "seventy-one million, three hundred eighty-three thousand, two hundred thirty-eight".