475389969 has 8 divisors (see below), whose sum is σ = 634093440. Its totient is φ = 316806576.

The previous prime is 475389917. The next prime is 475389973. The reversal of 475389969 is 969983574.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 475389969 - 2⁷ = 475389841 is a prime.

It is a super-2 number, since 2×475389969² = 451991245251641922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (475389169) 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, 20334 + ... + 36935.

It is an arithmetic number, because the mean of its divisors is an integer number (79261680).

Almost surely, 2^475389969 is an apocalyptic number.

It is an amenable number.

475389969 is a deficient number, since it is larger than the sum of its proper divisors (158703471).

475389969 is a wasteful number, since it uses less digits than its factorization.

475389969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60039.

The product of its digits is 14696640, while the sum is 60.

The square root of 475389969 is about 21803.4393846476. The cubic root of 475389969 is about 780.4588408129.

The spelling of 475389969 in words is "four hundred seventy-five million, three hundred eighty-nine thousand, nine hundred sixty-nine".