47677085 has 4 divisors (see below), whose sum is σ = 57212508. Its totient is φ = 38141664.

The previous prime is 47677043. The next prime is 47677087. The reversal of 47677085 is 58077674.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10686361 + 36990724 = 3269^2 + 6082^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47677085 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 (47677087) 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, 4767704 + ... + 4767713.

It is an arithmetic number, because the mean of its divisors is an integer number (14303127).

Almost surely, 2^47677085 is an apocalyptic number.

It is an amenable number.

47677085 is a deficient number, since it is larger than the sum of its proper divisors (9535423).

47677085 is an equidigital number, since it uses as much as digits as its factorization.

47677085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9535422.

The product of its (nonzero) digits is 329280, while the sum is 44.

The square root of 47677085 is about 6904.8595206564. The cubic root of 47677085 is about 362.6073182055.

The spelling of 47677085 in words is "forty-seven million, six hundred seventy-seven thousand, eighty-five".