47268644 has 6 divisors (see below), whose sum is σ = 82720134. Its totient is φ = 23634320.

The previous prime is 47268643. The next prime is 47268649. The reversal of 47268644 is 44686274.

It can be written as a sum of positive squares in only one way, i.e., 30360100 + 16908544 = 5510^2 + 4112^2 .

It is not an unprimeable number, because it can be changed into a prime (47268643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5908577 + ... + 5908584.

It is an arithmetic number, because the mean of its divisors is an integer number (13786689).

Almost surely, 2^47268644 is an apocalyptic number.

It is an amenable number.

47268644 is a deficient number, since it is larger than the sum of its proper divisors (35451490).

47268644 is a wasteful number, since it uses less digits than its factorization.

47268644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11817165 (or 11817163 counting only the distinct ones).

The product of its digits is 258048, while the sum is 41.

The square root of 47268644 is about 6875.2195601304. The cubic root of 47268644 is about 361.5688833126.

The spelling of 47268644 in words is "forty-seven million, two hundred sixty-eight thousand, six hundred forty-four".