47426517 has 6 divisors (see below), whose sum is σ = 68504982. Its totient is φ = 31617672.

The previous prime is 47426473. The next prime is 47426521. The reversal of 47426517 is 71562474.

It can be written as a sum of positive squares in only one way, i.e., 45239076 + 2187441 = 6726^2 + 1479^2 .

It is not a de Polignac number, because 47426517 - 2⁷ = 47426389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47426597) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2634798 + ... + 2634815.

It is an arithmetic number, because the mean of its divisors is an integer number (11417497).

Almost surely, 2^47426517 is an apocalyptic number.

It is an amenable number.

47426517 is a deficient number, since it is larger than the sum of its proper divisors (21078465).

47426517 is a wasteful number, since it uses less digits than its factorization.

47426517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5269619 (or 5269616 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 47426517 is about 6886.6912955352. The cubic root of 47426517 is about 361.9709717981.

The spelling of 47426517 in words is "forty-seven million, four hundred twenty-six thousand, five hundred seventeen".