4217485477 has 4 divisors (see below), whose sum is σ = 4465572876. Its totient is φ = 3969398080.

The previous prime is 4217485463. The next prime is 4217485501. The reversal of 4217485477 is 7745847124.

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 3857776321 + 359709156 = 62111^2 + 18966^2 .

It is a cyclic number.

It is not a de Polignac number, because 4217485477 - 2²³ = 4209096869 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 4217485477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4217485177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124043674 + ... + 124043707.

It is an arithmetic number, because the mean of its divisors is an integer number (1116393219).

Almost surely, 2^4217485477 is an apocalyptic number.

It is an amenable number.

4217485477 is a deficient number, since it is larger than the sum of its proper divisors (248087399).

4217485477 is a wasteful number, since it uses less digits than its factorization.

4217485477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248087398.

The product of its digits is 1756160, while the sum is 49.

The square root of 4217485477 is about 64942.1702516939. The cubic root of 4217485477 is about 1615.6645594819.

The spelling of 4217485477 in words is "four billion, two hundred seventeen million, four hundred eighty-five thousand, four hundred seventy-seven".