2205697392 has 140 divisors (see below), whose sum is σ = 6462165760. Its totient is φ = 728953344.

The previous prime is 2205697387. The next prime is 2205697393. The reversal of 2205697392 is 2937965022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2205697393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1480584 + ... + 1482072.

Almost surely, 2^2205697392 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 2205697392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3231082880).

2205697392 is an abundant number, since it is smaller than the sum of its proper divisors (4256468368).

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

2205697392 is a wasteful number, since it uses less digits than its factorization.

2205697392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642 (or 1621 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 2205697392 is about 46964.8527305260. The cubic root of 2205697392 is about 1301.7132031987.

The spelling of 2205697392 in words is "two billion, two hundred five million, six hundred ninety-seven thousand, three hundred ninety-two".