47743928 has 8 divisors (see below), whose sum is σ = 89519880. Its totient is φ = 23871960.

The previous prime is 47743909. The next prime is 47743951. The reversal of 47743928 is 82934774.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2983988 + ... + 2984003.

It is an arithmetic number, because the mean of its divisors is an integer number (11189985).

Almost surely, 2^47743928 is an apocalyptic number.

It is an amenable number.

47743928 is a deficient number, since it is larger than the sum of its proper divisors (41775952).

47743928 is a wasteful number, since it uses less digits than its factorization.

47743928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5967997 (or 5967993 counting only the distinct ones).

The product of its digits is 338688, while the sum is 44.

The square root of 47743928 is about 6909.6981120741. The cubic root of 47743928 is about 362.7766968683.

The spelling of 47743928 in words is "forty-seven million, seven hundred forty-three thousand, nine hundred twenty-eight".