474856513 has 8 divisors (see below), whose sum is σ = 482993640. Its totient is φ = 466730880.

The previous prime is 474856511. The next prime is 474856517. The reversal of 474856513 is 315658474.

It can be written as a sum of positive squares in 4 ways, for example, as 66129424 + 408727089 = 8132^2 + 20217^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 474856513 - 2¹ = 474856511 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 474856513.

It is not an unprimeable number, because it can be changed into a prime (474856511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138423 + ... + 141811.

It is an arithmetic number, because the mean of its divisors is an integer number (60374205).

Almost surely, 2^474856513 is an apocalyptic number.

It is an amenable number.

474856513 is a deficient number, since it is larger than the sum of its proper divisors (8137127).

474856513 is a wasteful number, since it uses less digits than its factorization.

474856513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5747.

The product of its digits is 403200, while the sum is 43.

The square root of 474856513 is about 21791.2026515289. The cubic root of 474856513 is about 780.1668024816.

The spelling of 474856513 in words is "four hundred seventy-four million, eight hundred fifty-six thousand, five hundred thirteen".