47494288 has 20 divisors (see below), whose sum is σ = 92589808. Its totient is φ = 23600160.

The previous prime is 47494267. The next prime is 47494297. The reversal of 47494288 is 88249474.

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 3 ways as a sum of consecutive naturals, for example, 6498 + ... + 11713.

Almost surely, 2^47494288 is an apocalyptic number.

It is an amenable number.

47494288 is a deficient number, since it is larger than the sum of its proper divisors (45095520).

47494288 is a wasteful number, since it uses less digits than its factorization.

47494288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18382 (or 18376 counting only the distinct ones).

The product of its digits is 516096, while the sum is 46.

The square root of 47494288 is about 6891.6099715524. The cubic root of 47494288 is about 362.1433047798.

The spelling of 47494288 in words is "forty-seven million, four hundred ninety-four thousand, two hundred eighty-eight".