475102278 has 48 divisors (see below), whose sum is σ = 1184951040. Its totient is φ = 134761968.

The previous prime is 475102267. The next prime is 475102291. The reversal of 475102278 is 872201574.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3951 + ... + 31077.

It is an arithmetic number, because the mean of its divisors is an integer number (24686480).

Almost surely, 2^475102278 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 475102278, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (592475520).

475102278 is an abundant number, since it is smaller than the sum of its proper divisors (709848762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

475102278 is a wasteful number, since it uses less digits than its factorization.

475102278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27281 (or 27278 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The square root of 475102278 is about 21796.8410096509. The cubic root of 475102278 is about 780.3013726939.

The spelling of 475102278 in words is "four hundred seventy-five million, one hundred two thousand, two hundred seventy-eight".