2513222406 has 36 divisors (see below), whose sum is σ = 5507498412. Its totient is φ = 828280992.

The previous prime is 2513222377. The next prime is 2513222479. The reversal of 2513222406 is 6042223152.

It is a happy number.

2513222406 is a `hidden beast` number, since 25 + 13 + 222 + 406 = 666.

2513222406 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2513222406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 133765 + ... + 151391.

It is an arithmetic number, because the mean of its divisors is an integer number (152986067).

Almost surely, 2^2513222406 is an apocalyptic number.

2513222406 is an abundant number, since it is smaller than the sum of its proper divisors (2994276006).

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

2513222406 is a wasteful number, since it uses less digits than its factorization.

2513222406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17813 (or 17721 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2513222406 is about 50132.0496887969. The cubic root of 2513222406 is about 1359.5973443931.

Adding to 2513222406 its reverse (6042223152), we get a palindrome (8555445558).

The spelling of 2513222406 in words is "two billion, five hundred thirteen million, two hundred twenty-two thousand, four hundred six".