2539222575 has 36 divisors (see below), whose sum is σ = 4222870344. Its totient is φ = 1346328000.

The previous prime is 2539222573. The next prime is 2539222577. The reversal of 2539222575 is 5752229352.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2539222573) and next prime (2539222577).

It is not a de Polignac number, because 2539222575 - 2¹ = 2539222573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2539222573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5507845 + ... + 5508305.

It is an arithmetic number, because the mean of its divisors is an integer number (117301954).

Almost surely, 2^2539222575 is an apocalyptic number.

2539222575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2539222575 is a deficient number, since it is larger than the sum of its proper divisors (1683647769).

2539222575 is an equidigital number, since it uses as much as digits as its factorization.

2539222575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016 (or 740 counting only the distinct ones).

The product of its digits is 378000, while the sum is 42.

The square root of 2539222575 is about 50390.6992906429. The cubic root of 2539222575 is about 1364.2697727157.

The spelling of 2539222575 in words is "two billion, five hundred thirty-nine million, two hundred twenty-two thousand, five hundred seventy-five".