2205640262 has 32 divisors (see below), whose sum is σ = 3865154112. Its totient is φ = 924378624.

The previous prime is 2205640243. The next prime is 2205640277. The reversal of 2205640262 is 2620465022.

It is a happy number.

2205640262 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 227498 + ... + 236994.

It is an arithmetic number, because the mean of its divisors is an integer number (120786066).

Almost surely, 2^2205640262 is an apocalyptic number.

2205640262 is a deficient number, since it is larger than the sum of its proper divisors (1659513850).

2205640262 is a wasteful number, since it uses less digits than its factorization.

2205640262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9872.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 2205640262 is about 46964.2445057940. The cubic root of 2205640262 is about 1301.7019644982.

The spelling of 2205640262 in words is "two billion, two hundred five million, six hundred forty thousand, two hundred sixty-two".