47724056 has 8 divisors (see below), whose sum is σ = 89482620. Its totient is φ = 23862024.

The previous prime is 47724037. The next prime is 47724073. The reversal of 47724056 is 65042774.

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

It is a super-2 number, since 2×47724056² = 4555171042182272, which contains 22 as substring.

It is a congruent 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 as a sum of consecutive naturals, namely, 2982746 + ... + 2982761.

Almost surely, 2^47724056 is an apocalyptic number.

It is an amenable number.

47724056 is a deficient number, since it is larger than the sum of its proper divisors (41758564).

47724056 is a wasteful number, since it uses less digits than its factorization.

47724056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5965513 (or 5965509 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 47724056 is about 6908.2599835270. The cubic root of 47724056 is about 362.7263581883.

The spelling of 47724056 in words is "forty-seven million, seven hundred twenty-four thousand, fifty-six".