47426547 has 8 divisors (see below), whose sum is σ = 72269056. Its totient is φ = 27100872.

The previous prime is 47426543. The next prime is 47426569. The reversal of 47426547 is 74562474.

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

It is not a de Polignac number, because 47426547 - 2² = 47426543 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47426543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1129183 + ... + 1129224.

It is an arithmetic number, because the mean of its divisors is an integer number (9033632).

Almost surely, 2^47426547 is an apocalyptic number.

47426547 is a deficient number, since it is larger than the sum of its proper divisors (24842509).

47426547 is a wasteful number, since it uses less digits than its factorization.

47426547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2258417.

The product of its digits is 188160, while the sum is 39.

The square root of 47426547 is about 6886.6934736490. The cubic root of 47426547 is about 361.9710481205.

The spelling of 47426547 in words is "forty-seven million, four hundred twenty-six thousand, five hundred forty-seven".