3897545 has 8 divisors (see below), whose sum is σ = 4743360. Its totient is φ = 3073840.

The previous prime is 3897521. The next prime is 3897559. The reversal of 3897545 is 5457983.

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

It is not a de Polignac number, because 3897545 - 2¹⁴ = 3881161 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5135 + ... + 5844.

It is an arithmetic number, because the mean of its divisors is an integer number (592920).

Almost surely, 2^3897545 is an apocalyptic number.

It is an amenable number.

3897545 is a deficient number, since it is larger than the sum of its proper divisors (845815).

3897545 is a wasteful number, since it uses less digits than its factorization.

3897545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11055.

The product of its digits is 151200, while the sum is 41.

The square root of 3897545 is about 1974.2200991784. The cubic root of 3897545 is about 157.3730563582.

The spelling of 3897545 in words is "three million, eight hundred ninety-seven thousand, five hundred forty-five".