3240719828 has 6 divisors (see below), whose sum is σ = 5671259706. Its totient is φ = 1620359912.

The previous prime is 3240719813. The next prime is 3240719837. The reversal of 3240719828 is 8289170423.

It can be written as a sum of positive squares in only one way, i.e., 2430292804 + 810427024 = 49298^2 + 28468^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 405089975 + ... + 405089982.

It is an arithmetic number, because the mean of its divisors is an integer number (945209951).

Almost surely, 2^3240719828 is an apocalyptic number.

It is an amenable number.

3240719828 is a deficient number, since it is larger than the sum of its proper divisors (2430539878).

3240719828 is a wasteful number, since it uses less digits than its factorization.

3240719828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810179961 (or 810179959 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 3240719828 is about 56927.3205763278. The cubic root of 3240719828 is about 1479.8368197250.

The spelling of 3240719828 in words is "three billion, two hundred forty million, seven hundred nineteen thousand, eight hundred twenty-eight".