47274805 has 4 divisors (see below), whose sum is σ = 56729772. Its totient is φ = 37819840.

The previous prime is 47274797. The next prime is 47274811. The reversal of 47274805 is 50847274.

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 26399044 + 20875761 = 5138^2 + 4569^2 .

It is not a de Polignac number, because 47274805 - 2³ = 47274797 is a prime.

It is a Duffinian 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, 4727476 + ... + 4727485.

It is an arithmetic number, because the mean of its divisors is an integer number (14182443).

Almost surely, 2^47274805 is an apocalyptic number.

It is an amenable number.

47274805 is a deficient number, since it is larger than the sum of its proper divisors (9454967).

47274805 is an equidigital number, since it uses as much as digits as its factorization.

47274805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9454966.

The product of its (nonzero) digits is 62720, while the sum is 37.

The square root of 47274805 is about 6875.6676039495. The cubic root of 47274805 is about 361.5845916055.

The spelling of 47274805 in words is "forty-seven million, two hundred seventy-four thousand, eight hundred five".