3528120397 has 8 divisors (see below), whose sum is σ = 3771311040. Its totient is φ = 3292412640.

The previous prime is 3528120391. The next prime is 3528120403. The reversal of 3528120397 is 7930218253.

It is an interprime number because it is at equal distance from previous prime (3528120391) and next prime (3528120403).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3528120397 - 2³ = 3528120389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3528120391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1869747 + ... + 1871632.

It is an arithmetic number, because the mean of its divisors is an integer number (471413880).

Almost surely, 2^3528120397 is an apocalyptic number.

It is an amenable number.

3528120397 is a deficient number, since it is larger than the sum of its proper divisors (243190643).

3528120397 is a wasteful number, since it uses less digits than its factorization.

3528120397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3741443.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 3528120397 is about 59397.9831054894. The cubic root of 3528120397 is about 1522.3498391148.

The spelling of 3528120397 in words is "three billion, five hundred twenty-eight million, one hundred twenty thousand, three hundred ninety-seven".