469970945 has 4 divisors (see below), whose sum is σ = 563965140. Its totient is φ = 375976752.

The previous prime is 469970927. The next prime is 469970953. The reversal of 469970945 is 549079964.

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 305131024 + 164839921 = 17468^2 + 12839^2 .

It is a cyclic number.

It is not a de Polignac number, because 469970945 - 2¹⁸ = 469708801 is a prime.

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, 46997090 + ... + 46997099.

It is an arithmetic number, because the mean of its divisors is an integer number (140991285).

Almost surely, 2^469970945 is an apocalyptic number.

It is an amenable number.

469970945 is a deficient number, since it is larger than the sum of its proper divisors (93994195).

469970945 is an equidigital number, since it uses as much as digits as its factorization.

469970945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93994194.

The product of its (nonzero) digits is 2449440, while the sum is 53.

The square root of 469970945 is about 21678.8132747159. The cubic root of 469970945 is about 777.4819879823.

The spelling of 469970945 in words is "four hundred sixty-nine million, nine hundred seventy thousand, nine hundred forty-five".