2522421140 has 12 divisors (see below), whose sum is σ = 5297084436. Its totient is φ = 1008968448.

The previous prime is 2522421101. The next prime is 2522421163. The reversal of 2522421140 is 411242252.

It can be written as a sum of positive squares in 2 ways, for example, as 1220943364 + 1301477776 = 34942^2 + 36076^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63060509 + ... + 63060548.

It is an arithmetic number, because the mean of its divisors is an integer number (441423703).

Almost surely, 2^2522421140 is an apocalyptic number.

2522421140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2522421140 is an abundant number, since it is smaller than the sum of its proper divisors (2774663296).

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

2522421140 is a wasteful number, since it uses less digits than its factorization.

2522421140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126121066 (or 126121064 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 2522421140 is about 50223.7109341793. The cubic root of 2522421140 is about 1361.2540947939.

Adding to 2522421140 its reverse (411242252), we get a palindrome (2933663392).

It can be divided in two parts, 25224 and 21140, that added together give a palindrome (46364).

The spelling of 2522421140 in words is "two billion, five hundred twenty-two million, four hundred twenty-one thousand, one hundred forty".