47767142 has 8 divisors (see below), whose sum is σ = 72360432. Its totient is φ = 23647000.

The previous prime is 47767141. The next prime is 47767157. The reversal of 47767142 is 24176774.

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

It is a junction number, because it is equal to n+sod(n) for n = 47767096 and 47767105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47767141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118034 + ... + 118437.

It is an arithmetic number, because the mean of its divisors is an integer number (9045054).

Almost surely, 2^47767142 is an apocalyptic number.

47767142 is a deficient number, since it is larger than the sum of its proper divisors (24593290).

47767142 is a wasteful number, since it uses less digits than its factorization.

47767142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236574.

The product of its digits is 65856, while the sum is 38.

The square root of 47767142 is about 6911.3777208311. The cubic root of 47767142 is about 362.8354836367.

The spelling of 47767142 in words is "forty-seven million, seven hundred sixty-seven thousand, one hundred forty-two".