472398065 has 4 divisors (see below), whose sum is σ = 566877684. Its totient is φ = 377918448.

The previous prime is 472398061. The next prime is 472398089. The reversal of 472398065 is 560893274.

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 112954384 + 359443681 = 10628^2 + 18959^2 .

It is a cyclic number.

It is not a de Polignac number, because 472398065 - 2² = 472398061 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (472398061) by changing a digit.

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, 47239802 + ... + 47239811.

It is an arithmetic number, because the mean of its divisors is an integer number (141719421).

Almost surely, 2^472398065 is an apocalyptic number.

It is an amenable number.

472398065 is a deficient number, since it is larger than the sum of its proper divisors (94479619).

472398065 is an equidigital number, since it uses as much as digits as its factorization.

472398065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94479618.

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 472398065 is about 21734.7202650506. The cubic root of 472398065 is about 778.8181009969.

The spelling of 472398065 in words is "four hundred seventy-two million, three hundred ninety-eight thousand, sixty-five".