275575950 has 216 divisors, whose sum is σ = 852190248. Its totient is φ = 63452160.

The previous prime is 275575913. The next prime is 275575969. The reversal of 275575950 is 59575572.

275575950 is a `hidden beast` number, since 2 + 7 + 5 + 57 + 595 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 275575896 and 275575905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 1690569 + ... + 1690731.

Almost surely, 2^275575950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275575950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (426095124).

275575950 is an abundant number, since it is smaller than the sum of its proper divisors (576614298).

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

275575950 is a wasteful number, since it uses less digits than its factorization.

275575950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 551250, while the sum is 45.

The square root of 275575950 is about 16600.4804147350. The cubic root of 275575950 is about 650.7493920959.

The spelling of 275575950 in words is "two hundred seventy-five million, five hundred seventy-five thousand, nine hundred fifty".