2624255220 has 24 divisors (see below), whose sum is σ = 7347914784. Its totient is φ = 699801376.

The previous prime is 2624255171. The next prime is 2624255261. The reversal of 2624255220 is 225524262.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21868734 + ... + 21868853.

It is an arithmetic number, because the mean of its divisors is an integer number (306163116).

Almost surely, 2^2624255220 is an apocalyptic number.

2624255220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2624255220 is an abundant number, since it is smaller than the sum of its proper divisors (4723659564).

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

2624255220 is a wasteful number, since it uses less digits than its factorization.

2624255220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43737599 (or 43737597 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 2624255220 is about 51227.4850056100. The cubic root of 2624255220 is about 1379.3316128946.

Adding to 2624255220 its reverse (225524262), we get a palindrome (2849779482).

The spelling of 2624255220 in words is "two billion, six hundred twenty-four million, two hundred fifty-five thousand, two hundred twenty".