47527799 has 4 divisors (see below), whose sum is σ = 51848520. Its totient is φ = 43207080.

The previous prime is 47527787. The next prime is 47527807. The reversal of 47527799 is 99772574.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47527799 - 2⁴ = 47527783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47557799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2160344 + ... + 2160365.

It is an arithmetic number, because the mean of its divisors is an integer number (12962130).

Almost surely, 2^47527799 is an apocalyptic number.

47527799 is a deficient number, since it is larger than the sum of its proper divisors (4320721).

47527799 is a wasteful number, since it uses less digits than its factorization.

47527799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4320720.

The product of its digits is 1111320, while the sum is 50.

The square root of 47527799 is about 6894.0408324871. The cubic root of 47527799 is about 362.2284583962.

The spelling of 47527799 in words is "forty-seven million, five hundred twenty-seven thousand, seven hundred ninety-nine".