47391476 has 12 divisors (see below), whose sum is σ = 90474720. Its totient is φ = 21541560.

The previous prime is 47391439. The next prime is 47391479. The reversal of 47391476 is 67419374.

47391476 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47391479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538496 + ... + 538583.

It is an arithmetic number, because the mean of its divisors is an integer number (7539560).

Almost surely, 2^47391476 is an apocalyptic number.

It is an amenable number.

47391476 is a deficient number, since it is larger than the sum of its proper divisors (43083244).

47391476 is a wasteful number, since it uses less digits than its factorization.

47391476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077094 (or 1077092 counting only the distinct ones).

The product of its digits is 127008, while the sum is 41.

The square root of 47391476 is about 6884.1467154615. The cubic root of 47391476 is about 361.8818026250.

The spelling of 47391476 in words is "forty-seven million, three hundred ninety-one thousand, four hundred seventy-six".