47432667 has 4 divisors (see below), whose sum is σ = 63243560. Its totient is φ = 31621776.

The previous prime is 47432659. The next prime is 47432687. The reversal of 47432667 is 76623474.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 47432667 - 2³ = 47432659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47432617) 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, 7905442 + ... + 7905447.

It is an arithmetic number, because the mean of its divisors is an integer number (15810890).

Almost surely, 2^47432667 is an apocalyptic number.

47432667 is a deficient number, since it is larger than the sum of its proper divisors (15810893).

47432667 is a wasteful number, since it uses less digits than its factorization.

47432667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15810892.

The product of its digits is 169344, while the sum is 39.

The square root of 47432667 is about 6887.1377944688. The cubic root of 47432667 is about 361.9866172316.

The spelling of 47432667 in words is "forty-seven million, four hundred thirty-two thousand, six hundred sixty-seven".