2069742328 has 8 divisors (see below), whose sum is σ = 3880766880. Its totient is φ = 1034871160.

The previous prime is 2069742319. The next prime is 2069742329. The reversal of 2069742328 is 8232479602.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2069742329) by changing a digit.

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 as a sum of consecutive naturals, namely, 129358888 + ... + 129358903.

It is an arithmetic number, because the mean of its divisors is an integer number (485095860).

Almost surely, 2^2069742328 is an apocalyptic number.

It is an amenable number.

2069742328 is a deficient number, since it is larger than the sum of its proper divisors (1811024552).

2069742328 is a wasteful number, since it uses less digits than its factorization.

2069742328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258717797 (or 258717793 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 2069742328 is about 45494.4208447585. The cubic root of 2069742328 is about 1274.3990150850.

The spelling of 2069742328 in words is "two billion, sixty-nine million, seven hundred forty-two thousand, three hundred twenty-eight".