47761388 has 6 divisors (see below), whose sum is σ = 83582436. Its totient is φ = 23880692.

The previous prime is 47761387. The next prime is 47761403. The reversal of 47761388 is 88316774.

It is not an unprimeable number, because it can be changed into a prime (47761387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5970170 + ... + 5970177.

It is an arithmetic number, because the mean of its divisors is an integer number (13930406).

Almost surely, 2^47761388 is an apocalyptic number.

It is an amenable number.

47761388 is a deficient number, since it is larger than the sum of its proper divisors (35821048).

47761388 is a wasteful number, since it uses less digits than its factorization.

47761388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11940351 (or 11940349 counting only the distinct ones).

The product of its digits is 225792, while the sum is 44.

The square root of 47761388 is about 6910.9614381792. The cubic root of 47761388 is about 362.8209140733.

The spelling of 47761388 in words is "forty-seven million, seven hundred sixty-one thousand, three hundred eighty-eight".