47353505 has 4 divisors (see below), whose sum is σ = 56824212. Its totient is φ = 37882800.

The previous prime is 47353489. The next prime is 47353511. The reversal of 47353505 is 50535374.

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 5414929 + 41938576 = 2327^2 + 6476^2 .

It is not a de Polignac number, because 47353505 - 2⁴ = 47353489 is a prime.

It is a Duffinian 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, 4735346 + ... + 4735355.

It is an arithmetic number, because the mean of its divisors is an integer number (14206053).

Almost surely, 2^47353505 is an apocalyptic number.

It is an amenable number.

47353505 is a deficient number, since it is larger than the sum of its proper divisors (9470707).

47353505 is an equidigital number, since it uses as much as digits as its factorization.

47353505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9470706.

The product of its (nonzero) digits is 31500, while the sum is 32.

The square root of 47353505 is about 6881.3883046955. The cubic root of 47353505 is about 361.7851278177.

Adding to 47353505 its reverse (50535374), we get a palindrome (97888879).

The spelling of 47353505 in words is "forty-seven million, three hundred fifty-three thousand, five hundred five".