47071628 has 24 divisors (see below), whose sum is σ = 84575232. Its totient is φ = 22912784.

The previous prime is 47071573. The next prime is 47071631. The reversal of 47071628 is 82617074.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42125 + ... + 43227.

It is an arithmetic number, because the mean of its divisors is an integer number (3523968).

Almost surely, 2^47071628 is an apocalyptic number.

It is an amenable number.

47071628 is a deficient number, since it is larger than the sum of its proper divisors (37503604).

47071628 is a wasteful number, since it uses less digits than its factorization.

47071628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381 (or 1379 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 47071628 is about 6860.8766203744. The cubic root of 47071628 is about 361.0658433267.

The spelling of 47071628 in words is "forty-seven million, seventy-one thousand, six hundred twenty-eight".