275247550 has 24 divisors (see below), whose sum is σ = 521625096. Its totient is φ = 108020640.

The previous prime is 275247503. The next prime is 275247559. The reversal of 275247550 is 55742572.

275247550 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×275247550² = 151522427562005000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275247559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49284 + ... + 54583.

It is an arithmetic number, because the mean of its divisors is an integer number (21734379).

Almost surely, 2^275247550 is an apocalyptic number.

275247550 is a deficient number, since it is larger than the sum of its proper divisors (246377546).

275247550 is a wasteful number, since it uses less digits than its factorization.

275247550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103932 (or 103927 counting only the distinct ones).

The product of its (nonzero) digits is 98000, while the sum is 37.

The square root of 275247550 is about 16590.5861861479. The cubic root of 275247550 is about 650.4907930336.

The spelling of 275247550 in words is "two hundred seventy-five million, two hundred forty-seven thousand, five hundred fifty".