2205623534 has 4 divisors (see below), whose sum is σ = 3308435304. Its totient is φ = 1102811766.

The previous prime is 2205623527. The next prime is 2205623593. The reversal of 2205623534 is 4353265022.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2205623534.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551405882 + ... + 551405885.

It is an arithmetic number, because the mean of its divisors is an integer number (827108826).

Almost surely, 2^2205623534 is an apocalyptic number.

2205623534 is a deficient number, since it is larger than the sum of its proper divisors (1102811770).

2205623534 is a wasteful number, since it uses less digits than its factorization.

2205623534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102811769.

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 2205623534 is about 46964.0664125244. The cubic root of 2205623534 is about 1301.6986737038.

Adding to 2205623534 its reverse (4353265022), we get a palindrome (6558888556).

The spelling of 2205623534 in words is "two billion, two hundred five million, six hundred twenty-three thousand, five hundred thirty-four".