475373247 has 4 divisors (see below), whose sum is σ = 633831000. Its totient is φ = 316915496.

The previous prime is 475373243. The next prime is 475373291. The reversal of 475373247 is 742373574.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 475373247 - 2² = 475373243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 475373199 and 475373208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475373243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79228872 + ... + 79228877.

It is an arithmetic number, because the mean of its divisors is an integer number (158457750).

Almost surely, 2^475373247 is an apocalyptic number.

475373247 is a deficient number, since it is larger than the sum of its proper divisors (158457753).

475373247 is a wasteful number, since it uses less digits than its factorization.

475373247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158457752.

The product of its digits is 493920, while the sum is 42.

The square root of 475373247 is about 21803.0559096655. The cubic root of 475373247 is about 780.4496897393.

The spelling of 475373247 in words is "four hundred seventy-five million, three hundred seventy-three thousand, two hundred forty-seven".