47240485 has 4 divisors (see below), whose sum is σ = 56688588. Its totient is φ = 37792384.

The previous prime is 47240471. The next prime is 47240509. The reversal of 47240485 is 58404274.

It is a happy number.

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 13704804 + 33535681 = 3702^2 + 5791^2 .

It is a cyclic number.

It is not a de Polignac number, because 47240485 - 2¹³ = 47232293 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 47240485.

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, 4724044 + ... + 4724053.

It is an arithmetic number, because the mean of its divisors is an integer number (14172147).

Almost surely, 2^47240485 is an apocalyptic number.

It is an amenable number.

47240485 is a deficient number, since it is larger than the sum of its proper divisors (9448103).

47240485 is an equidigital number, since it uses as much as digits as its factorization.

47240485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9448102.

The product of its (nonzero) digits is 35840, while the sum is 34.

The square root of 47240485 is about 6873.1713931780. The cubic root of 47240485 is about 361.4970707975.

The spelling of 47240485 in words is "forty-seven million, two hundred forty thousand, four hundred eighty-five".