47438526 has 16 divisors (see below), whose sum is σ = 94982400. Its totient is φ = 15795288.

The previous prime is 47438509. The next prime is 47438527. The reversal of 47438526 is 62583474.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47438527) 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 in 7 ways as a sum of consecutive naturals, for example, 2235 + ... + 9993.

It is an arithmetic number, because the mean of its divisors is an integer number (5936400).

Almost surely, 2^47438526 is an apocalyptic number.

47438526 is an abundant number, since it is smaller than the sum of its proper divisors (47543874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47438526 is a wasteful number, since it uses less digits than its factorization.

47438526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8783.

The product of its digits is 161280, while the sum is 39.

The square root of 47438526 is about 6887.5631394565. The cubic root of 47438526 is about 362.0015211112.

The spelling of 47438526 in words is "forty-seven million, four hundred thirty-eight thousand, five hundred twenty-six".