475499965 has 8 divisors (see below), whose sum is σ = 575835480. Its totient is φ = 376909632.

The previous prime is 475499963. The next prime is 475500007. The reversal of 475499965 is 569994574.

It can be written as a sum of positive squares in 4 ways, for example, as 246552804 + 228947161 = 15702^2 + 15131^2 .

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 475499965 - 2¹ = 475499963 is a prime.

It is a super-2 number, since 2×475499965² = 452200433430002450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475499963) 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, 435694 + ... + 436783.

It is an arithmetic number, because the mean of its divisors is an integer number (71979435).

Almost surely, 2^475499965 is an apocalyptic number.

It is an amenable number.

475499965 is a deficient number, since it is larger than the sum of its proper divisors (100335515).

475499965 is a wasteful number, since it uses less digits than its factorization.

475499965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872591.

The product of its digits is 12247200, while the sum is 58.

The square root of 475499965 is about 21805.9616848237. The cubic root of 475499965 is about 780.5190305070.

The spelling of 475499965 in words is "four hundred seventy-five million, four hundred ninety-nine thousand, nine hundred sixty-five".