3587881 has 4 divisors (see below), whose sum is σ = 3914064. Its totient is φ = 3261700.

The previous prime is 3587879. The next prime is 3587891. The reversal of 3587881 is 1887853.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3587881 - 2¹ = 3587879 is a prime.

It is a super-2 number, since 2×3587881² = 25745780140322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3587821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163075 + ... + 163096.

It is an arithmetic number, because the mean of its divisors is an integer number (978516).

Almost surely, 2^3587881 is an apocalyptic number.

It is an amenable number.

3587881 is a deficient number, since it is larger than the sum of its proper divisors (326183).

3587881 is a wasteful number, since it uses less digits than its factorization.

3587881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326182.

The product of its digits is 53760, while the sum is 40.

The square root of 3587881 is about 1894.1702668979. The cubic root of 3587881 is about 153.0897134295.

The spelling of 3587881 in words is "three million, five hundred eighty-seven thousand, eight hundred eighty-one".