47396885 has 4 divisors (see below), whose sum is σ = 56876268. Its totient is φ = 37917504.

The previous prime is 47396857. The next prime is 47396903. The reversal of 47396885 is 58869374.

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 10903204 + 36493681 = 3302^2 + 6041^2 .

It is a cyclic number.

It is not a de Polignac number, because 47396885 - 2¹² = 47392789 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4739684 + ... + 4739693.

It is an arithmetic number, because the mean of its divisors is an integer number (14219067).

Almost surely, 2^47396885 is an apocalyptic number.

It is an amenable number.

47396885 is a deficient number, since it is larger than the sum of its proper divisors (9479383).

47396885 is an equidigital number, since it uses as much as digits as its factorization.

47396885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9479382.

The product of its digits is 1451520, while the sum is 50.

The square root of 47396885 is about 6884.5395633986. The cubic root of 47396885 is about 361.8955698279.

The spelling of 47396885 in words is "forty-seven million, three hundred ninety-six thousand, eight hundred eighty-five".