3405502205 has 24 divisors (see below), whose sum is σ = 4831755480. Its totient is φ = 2296909440.

The previous prime is 3405502181. The next prime is 3405502223. The reversal of 3405502205 is 5022055043.

It can be written as a sum of positive squares in 4 ways, for example, as 286726489 + 3118775716 = 16933^2 + 55846^2 .

It is not a de Polignac number, because 3405502205 - 2⁸ = 3405501949 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98990 + ... + 128879.

It is an arithmetic number, because the mean of its divisors is an integer number (201323145).

Almost surely, 2^3405502205 is an apocalyptic number.

3405502205 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3405502205 is a deficient number, since it is larger than the sum of its proper divisors (1426253275).

3405502205 is a wasteful number, since it uses less digits than its factorization.

3405502205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227949 (or 227942 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 3405502205 is about 58356.6808943072. The cubic root of 3405502205 is about 1504.5052998198.

Adding to 3405502205 its reverse (5022055043), we get a palindrome (8427557248).

The spelling of 3405502205 in words is "three billion, four hundred five million, five hundred two thousand, two hundred five".