47861338 has 12 divisors (see below), whose sum is σ = 83513322. Its totient is φ = 20511960.

The previous prime is 47861329. The next prime is 47861351. The reversal of 47861338 is 83316874.

It can be written as a sum of positive squares in only one way, i.e., 44315649 + 3545689 = 6657^2 + 1883^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 47861338.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 244093 + ... + 244288.

Almost surely, 2^47861338 is an apocalyptic number.

47861338 is a deficient number, since it is larger than the sum of its proper divisors (35651984).

47861338 is a wasteful number, since it uses less digits than its factorization.

47861338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488397 (or 488390 counting only the distinct ones).

The product of its digits is 96768, while the sum is 40.

The square root of 47861338 is about 6918.1889248560. The cubic root of 47861338 is about 363.0738288565.

It can be divided in two parts, 478 and 61338, that added together give a palindrome (61816).

The spelling of 47861338 in words is "forty-seven million, eight hundred sixty-one thousand, three hundred thirty-eight".