47976538 has 8 divisors (see below), whose sum is σ = 71994240. Its totient is φ = 23978460.

The previous prime is 47976529. The next prime is 47976559. The reversal of 47976538 is 83567974.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 47976491 and 47976500.

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 3 ways as a sum of consecutive naturals, for example, 6693 + ... + 11863.

It is an arithmetic number, because the mean of its divisors is an integer number (8999280).

Almost surely, 2^47976538 is an apocalyptic number.

47976538 is a deficient number, since it is larger than the sum of its proper divisors (24017702).

47976538 is a wasteful number, since it uses less digits than its factorization.

47976538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9812.

The product of its digits is 1270080, while the sum is 49.

The square root of 47976538 is about 6926.5097993145. The cubic root of 47976538 is about 363.3648960227.

The spelling of 47976538 in words is "forty-seven million, nine hundred seventy-six thousand, five hundred thirty-eight".