47071235 has 4 divisors (see below), whose sum is σ = 56485488. Its totient is φ = 37656984.

The previous prime is 47071207. The next prime is 47071247. The reversal of 47071235 is 53217074.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53217074 = 2 ⋅26608537.

It is a cyclic number.

It is not a de Polignac number, because 47071235 - 2⁸ = 47070979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47071198 and 47071207.

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, 4707119 + ... + 4707128.

It is an arithmetic number, because the mean of its divisors is an integer number (14121372).

Almost surely, 2^47071235 is an apocalyptic number.

47071235 is a deficient number, since it is larger than the sum of its proper divisors (9414253).

47071235 is an equidigital number, since it uses as much as digits as its factorization.

47071235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9414252.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 47071235 is about 6860.8479796597. The cubic root of 47071235 is about 361.0648384803.

The spelling of 47071235 in words is "forty-seven million, seventy-one thousand, two hundred thirty-five".