47904597 has 12 divisors (see below), whose sum is σ = 74518444. Its totient is φ = 29479680.

The previous prime is 47904557. The next prime is 47904611. The reversal of 47904597 is 79540974.

It can be written as a sum of positive squares in 2 ways, for example, as 6765201 + 41139396 = 2601^2 + 6414^2 .

It is not a de Polignac number, because 47904597 - 2⁶ = 47904533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47904547) 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 11 ways as a sum of consecutive naturals, for example, 204604 + ... + 204837.

Almost surely, 2^47904597 is an apocalyptic number.

It is an amenable number.

47904597 is a deficient number, since it is larger than the sum of its proper divisors (26613847).

47904597 is a wasteful number, since it uses less digits than its factorization.

47904597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409460 (or 409457 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 47904597 is about 6921.3146872541. The cubic root of 47904597 is about 363.1831828210.

The spelling of 47904597 in words is "forty-seven million, nine hundred four thousand, five hundred ninety-seven".