47827077 has 4 divisors (see below), whose sum is σ = 63769440. Its totient is φ = 31884716.

The previous prime is 47827049. The next prime is 47827093. The reversal of 47827077 is 77072874.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 47827077 - 2¹⁵ = 47794309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47827027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7971177 + ... + 7971182.

It is an arithmetic number, because the mean of its divisors is an integer number (15942360).

Almost surely, 2^47827077 is an apocalyptic number.

It is an amenable number.

47827077 is a deficient number, since it is larger than the sum of its proper divisors (15942363).

47827077 is a wasteful number, since it uses less digits than its factorization.

47827077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15942362.

The product of its (nonzero) digits is 153664, while the sum is 42.

The square root of 47827077 is about 6915.7123277360. The cubic root of 47827077 is about 362.9871740719.

The spelling of 47827077 in words is "forty-seven million, eight hundred twenty-seven thousand, seventy-seven".