47387108 has 6 divisors (see below), whose sum is σ = 82927446. Its totient is φ = 23693552.

The previous prime is 47387099. The next prime is 47387113. The reversal of 47387108 is 80178374.

It can be written as a sum of positive squares in only one way, i.e., 32809984 + 14577124 = 5728^2 + 3818^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5923385 + ... + 5923392.

It is an arithmetic number, because the mean of its divisors is an integer number (13821241).

Almost surely, 2^47387108 is an apocalyptic number.

It is an amenable number.

47387108 is a deficient number, since it is larger than the sum of its proper divisors (35540338).

47387108 is a wasteful number, since it uses less digits than its factorization.

47387108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11846781 (or 11846779 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 47387108 is about 6883.8294575040. The cubic root of 47387108 is about 361.8706842523.

The spelling of 47387108 in words is "forty-seven million, three hundred eighty-seven thousand, one hundred eight".