47631477 has 8 divisors (see below), whose sum is σ = 64009216. Its totient is φ = 31504032.

The previous prime is 47631457. The next prime is 47631497. The reversal of 47631477 is 77413674.

It is an interprime number because it is at equal distance from previous prime (47631457) and next prime (47631497).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 47631477 - 2¹² = 47627381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47631457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62128 + ... + 62889.

It is an arithmetic number, because the mean of its divisors is an integer number (8001152).

Almost surely, 2^47631477 is an apocalyptic number.

It is an amenable number.

47631477 is a deficient number, since it is larger than the sum of its proper divisors (16377739).

47631477 is a wasteful number, since it uses less digits than its factorization.

47631477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125147.

The product of its digits is 98784, while the sum is 39.

The square root of 47631477 is about 6901.5561288741. The cubic root of 47631477 is about 362.4916576756.

The spelling of 47631477 in words is "forty-seven million, six hundred thirty-one thousand, four hundred seventy-seven".