47202005 has 4 divisors (see below), whose sum is σ = 56642412. Its totient is φ = 37761600.

The previous prime is 47201993. The next prime is 47202041. The reversal of 47202005 is 50020274.

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 25140196 + 22061809 = 5014^2 + 4697^2 .

It is not a de Polignac number, because 47202005 - 2⁶ = 47201941 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, 4720196 + ... + 4720205.

It is an arithmetic number, because the mean of its divisors is an integer number (14160603).

Almost surely, 2^47202005 is an apocalyptic number.

It is an amenable number.

47202005 is a deficient number, since it is larger than the sum of its proper divisors (9440407).

47202005 is an equidigital number, since it uses as much as digits as its factorization.

47202005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9440406.

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 47202005 is about 6870.3715328940. The cubic root of 47202005 is about 361.3988909847.

Adding to 47202005 its reverse (50020274), we get a palindrome (97222279).

The spelling of 47202005 in words is "forty-seven million, two hundred two thousand, five".