469814845 has 4 divisors (see below), whose sum is σ = 563777820. Its totient is φ = 375851872.

The previous prime is 469814837. The next prime is 469814869. The reversal of 469814845 is 548418964.

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 362940601 + 106874244 = 19051^2 + 10338^2 .

It is a cyclic number.

It is not a de Polignac number, because 469814845 - 2³ = 469814837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46981480 + ... + 46981489.

It is an arithmetic number, because the mean of its divisors is an integer number (140944455).

Almost surely, 2^469814845 is an apocalyptic number.

It is an amenable number.

469814845 is a deficient number, since it is larger than the sum of its proper divisors (93962975).

469814845 is an equidigital number, since it uses as much as digits as its factorization.

469814845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93962974.

The product of its digits is 1105920, while the sum is 49.

The square root of 469814845 is about 21675.2126863844. The cubic root of 469814845 is about 777.3958987045.

The spelling of 469814845 in words is "four hundred sixty-nine million, eight hundred fourteen thousand, eight hundred forty-five".