47913434 has 4 divisors (see below), whose sum is σ = 71870154. Its totient is φ = 23956716.

The previous prime is 47913433. The next prime is 47913443. The reversal of 47913434 is 43431974.

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

It can be written as a sum of positive squares in only one way, i.e., 41925625 + 5987809 = 6475^2 + 2447^2 .

It is a junction number, because it is equal to n+sod(n) for n = 47913394 and 47913403.

It is not an unprimeable number, because it can be changed into a prime (47913433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11978357 + ... + 11978360.

Almost surely, 2^47913434 is an apocalyptic number.

47913434 is a deficient number, since it is larger than the sum of its proper divisors (23956720).

47913434 is a wasteful number, since it uses less digits than its factorization.

47913434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23956719.

The product of its digits is 36288, while the sum is 35.

The square root of 47913434 is about 6921.9530480927. The cubic root of 47913434 is about 363.2055136804.

The spelling of 47913434 in words is "forty-seven million, nine hundred thirteen thousand, four hundred thirty-four".