5471043238 has 4 divisors (see below), whose sum is σ = 8206564860. Its totient is φ = 2735521618.

The previous prime is 5471043233. The next prime is 5471043257. The reversal of 5471043238 is 8323401745.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×5471043238² = 59864628224131049288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5471043197 and 5471043206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5471043233) 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 as a sum of consecutive naturals, namely, 1367760808 + ... + 1367760811.

It is an arithmetic number, because the mean of its divisors is an integer number (2051641215).

Almost surely, 2^5471043238 is an apocalyptic number.

5471043238 is a deficient number, since it is larger than the sum of its proper divisors (2735521622).

5471043238 is a wasteful number, since it uses less digits than its factorization.

5471043238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735521621.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 5471043238 is about 73966.5007824488. The cubic root of 5471043238 is about 1762.0709134894.

The spelling of 5471043238 in words is "five billion, four hundred seventy-one million, forty-three thousand, two hundred thirty-eight".