3853561 has 8 divisors (see below), whose sum is σ = 4090880. Its totient is φ = 3619728.

The previous prime is 3853559. The next prime is 3853567. The reversal of 3853561 is 1653583.

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

It is not a de Polignac number, because 3853561 - 2¹ = 3853559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3853567) 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, 1615 + ... + 3211.

It is an arithmetic number, because the mean of its divisors is an integer number (511360).

Almost surely, 2^3853561 is an apocalyptic number.

It is an amenable number.

3853561 is a deficient number, since it is larger than the sum of its proper divisors (237319).

3853561 is a wasteful number, since it uses less digits than its factorization.

3853561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1743.

The product of its digits is 10800, while the sum is 31.

The square root of 3853561 is about 1963.0489041285. The cubic root of 3853561 is about 156.7788276850.

The spelling of 3853561 in words is "three million, eight hundred fifty-three thousand, five hundred sixty-one".