3205739196 has 36 divisors (see below), whose sum is σ = 8840069784. Its totient is φ = 971436000.

The previous prime is 3205739189. The next prime is 3205739203. The reversal of 3205739196 is 6919375023.

It is an interprime number because it is at equal distance from previous prime (3205739189) and next prime (3205739203).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4047255 + ... + 4048046.

It is an arithmetic number, because the mean of its divisors is an integer number (245557494).

Almost surely, 2^3205739196 is an apocalyptic number.

3205739196 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3205739196 is an abundant number, since it is smaller than the sum of its proper divisors (5634330588).

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

3205739196 is a wasteful number, since it uses less digits than its factorization.

3205739196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8095322 (or 8095317 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 45.

The square root of 3205739196 is about 56619.2475753608. The cubic root of 3205739196 is about 1474.4930474233.

It can be divided in two parts, 32057 and 39196, that added together give a triangular number (71253 = T₃₇₇).

The spelling of 3205739196 in words is "three billion, two hundred five million, seven hundred thirty-nine thousand, one hundred ninety-six".