475897155 has 8 divisors (see below), whose sum is σ = 761435472. Its totient is φ = 253811808.

The previous prime is 475897139. The next prime is 475897171. The reversal of 475897155 is 551798574.

It is an interprime number because it is at equal distance from previous prime (475897139) and next prime (475897171).

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

It is not a de Polignac number, because 475897155 - 2⁴ = 475897139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 475897098 and 475897107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15863224 + ... + 15863253.

It is an arithmetic number, because the mean of its divisors is an integer number (95179434).

Almost surely, 2^475897155 is an apocalyptic number.

475897155 is a deficient number, since it is larger than the sum of its proper divisors (285538317).

475897155 is a wasteful number, since it uses less digits than its factorization.

475897155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31726485.

The product of its digits is 1764000, while the sum is 51.

The square root of 475897155 is about 21815.0671555235. The cubic root of 475897155 is about 780.7362952088.

The spelling of 475897155 in words is "four hundred seventy-five million, eight hundred ninety-seven thousand, one hundred fifty-five".