47043422 has 4 divisors (see below), whose sum is σ = 70565136. Its totient is φ = 23521710.

The previous prime is 47043407. The next prime is 47043427. The reversal of 47043422 is 22434074.

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

It is a super-3 number, since 3×47043422³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 47043391 and 47043400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47043427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11760854 + ... + 11760857.

It is an arithmetic number, because the mean of its divisors is an integer number (17641284).

Almost surely, 2^47043422 is an apocalyptic number.

47043422 is a deficient number, since it is larger than the sum of its proper divisors (23521714).

47043422 is a wasteful number, since it uses less digits than its factorization.

47043422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23521713.

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 47043422 is about 6858.8207441221. The cubic root of 47043422 is about 360.9937102927.

Adding to 47043422 its reverse (22434074), we get a palindrome (69477496).

The spelling of 47043422 in words is "forty-seven million, forty-three thousand, four hundred twenty-two".