47317404 has 12 divisors (see below), whose sum is σ = 110407304. Its totient is φ = 15772464.

The previous prime is 47317399. The next prime is 47317411. The reversal of 47317404 is 40471374.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1971547 + ... + 1971570.

Almost surely, 2^47317404 is an apocalyptic number.

It is an amenable number.

47317404 is an abundant number, since it is smaller than the sum of its proper divisors (63089900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47317404 is a wasteful number, since it uses less digits than its factorization.

47317404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3943124 (or 3943122 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 47317404 is about 6878.7647146853. The cubic root of 47317404 is about 361.6931661254.

Adding to 47317404 its reverse (40471374), we get a palindrome (87788778).

The spelling of 47317404 in words is "forty-seven million, three hundred seventeen thousand, four hundred four".