47477967 has 8 divisors (see below), whose sum is σ = 63864624. Its totient is φ = 31371648.

The previous prime is 47477951. The next prime is 47477981. The reversal of 47477967 is 76977474.

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

It is not a de Polignac number, because 47477967 - 2⁴ = 47477951 is a prime.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47477987) 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, 69688 + ... + 70365.

It is an arithmetic number, because the mean of its divisors is an integer number (7983078).

Almost surely, 2^47477967 is an apocalyptic number.

47477967 is a deficient number, since it is larger than the sum of its proper divisors (16386657).

47477967 is a wasteful number, since it uses less digits than its factorization.

47477967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140169.

The product of its digits is 2074464, while the sum is 51.

The square root of 47477967 is about 6890.4257488199. The cubic root of 47477967 is about 362.1018175589.

The spelling of 47477967 in words is "forty-seven million, four hundred seventy-seven thousand, nine hundred sixty-seven".