47645536 has 24 divisors (see below), whose sum is σ = 94041864. Its totient is φ = 23761920.

The previous prime is 47645531. The next prime is 47645561. The reversal of 47645536 is 63554674.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47645531) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12496 + ... + 15856.

It is an arithmetic number, because the mean of its divisors is an integer number (3918411).

Almost surely, 2^47645536 is an apocalyptic number.

It is an amenable number.

47645536 is a deficient number, since it is larger than the sum of its proper divisors (46396328).

47645536 is a wasteful number, since it uses less digits than its factorization.

47645536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3814 (or 3806 counting only the distinct ones).

The product of its digits is 302400, while the sum is 40.

The square root of 47645536 is about 6902.5745921359. The cubic root of 47645536 is about 362.5273187497.

The spelling of 47645536 in words is "forty-seven million, six hundred forty-five thousand, five hundred thirty-six".