469052813 has 4 divisors (see below), whose sum is σ = 475478268. Its totient is φ = 462627360.

The previous prime is 469052803. The next prime is 469052819. The reversal of 469052813 is 318250964.

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 403085929 + 65966884 = 20077^2 + 8122^2 .

It is a cyclic number.

It is not a de Polignac number, because 469052813 - 2¹⁴ = 469036429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (469052819) 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, 3212618 + ... + 3212763.

It is an arithmetic number, because the mean of its divisors is an integer number (118869567).

Almost surely, 2^469052813 is an apocalyptic number.

It is an amenable number.

469052813 is a deficient number, since it is larger than the sum of its proper divisors (6425455).

469052813 is an equidigital number, since it uses as much as digits as its factorization.

469052813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6425454.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 469052813 is about 21657.6271322599. The cubic root of 469052813 is about 776.9753634413.

The spelling of 469052813 in words is "four hundred sixty-nine million, fifty-two thousand, eight hundred thirteen".