3205224155 has 16 divisors (see below), whose sum is σ = 4398001920. Its totient is φ = 2196735072.

The previous prime is 3205224151. The next prime is 3205224161. The reversal of 3205224155 is 5514225023.

It is not a de Polignac number, because 3205224155 - 2² = 3205224151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3205224151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48356 + ... + 93534.

It is an arithmetic number, because the mean of its divisors is an integer number (274875120).

Almost surely, 2^3205224155 is an apocalyptic number.

3205224155 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3205224155 is a deficient number, since it is larger than the sum of its proper divisors (1192777765).

3205224155 is a wasteful number, since it uses less digits than its factorization.

3205224155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47218.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 3205224155 is about 56614.6991072107. The cubic root of 3205224155 is about 1474.4140781123.

Adding to 3205224155 its reverse (5514225023), we get a palindrome (8719449178).

The spelling of 3205224155 in words is "three billion, two hundred five million, two hundred twenty-four thousand, one hundred fifty-five".