475220677 has 4 divisors (see below), whose sum is σ = 475415776. Its totient is φ = 475025580.

The previous prime is 475220671. The next prime is 475220717. The reversal of 475220677 is 776022574.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475220677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475220671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93849 + ... + 98782.

It is an arithmetic number, because the mean of its divisors is an integer number (118853944).

Almost surely, 2^475220677 is an apocalyptic number.

It is an amenable number.

475220677 is a deficient number, since it is larger than the sum of its proper divisors (195099).

475220677 is a wasteful number, since it uses less digits than its factorization.

475220677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195098.

The product of its (nonzero) digits is 164640, while the sum is 40.

The square root of 475220677 is about 21799.5568074216. The cubic root of 475220677 is about 780.3661862671.

The spelling of 475220677 in words is "four hundred seventy-five million, two hundred twenty thousand, six hundred seventy-seven".