2651213224 has 64 divisors (see below), whose sum is σ = 5605770240. Its totient is φ = 1165095360.

The previous prime is 2651213161. The next prime is 2651213231. The reversal of 2651213224 is 4223121562.

It is a super-2 number, since 2×2651213224² = 14057863118224948352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2651213192 and 2651213201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339427 + ... + 347149.

It is an arithmetic number, because the mean of its divisors is an integer number (87590160).

Almost surely, 2^2651213224 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 2651213224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2802885120).

2651213224 is an abundant number, since it is smaller than the sum of its proper divisors (2954557016).

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

2651213224 is a wasteful number, since it uses less digits than its factorization.

2651213224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7870 (or 7866 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 2651213224 is about 51489.9332297101. The cubic root of 2651213224 is about 1384.0386529016.

Adding to 2651213224 its reverse (4223121562), we get a palindrome (6874334786).

The spelling of 2651213224 in words is "two billion, six hundred fifty-one million, two hundred thirteen thousand, two hundred twenty-four".