275025252 has 48 divisors (see below), whose sum is σ = 681694272. Its totient is φ = 86000640.

The previous prime is 275025251. The next prime is 275025263. The reversal of 275025252 is 252520572.

275025252 = 1264² + 1265² + ... + 1416².

It is not an unprimeable number, because it can be changed into a prime (275025251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65488 + ... + 69560.

It is an arithmetic number, because the mean of its divisors is an integer number (14201964).

Almost surely, 2^275025252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275025252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (340847136).

275025252 is an abundant number, since it is smaller than the sum of its proper divisors (406669020).

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

275025252 is a wasteful number, since it uses less digits than its factorization.

275025252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4428 (or 4426 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 275025252 is about 16583.8853107467. The cubic root of 275025252 is about 650.3156273833.

The spelling of 275025252 in words is "two hundred seventy-five million, twenty-five thousand, two hundred fifty-two".