3162881 has 8 divisors (see below), whose sum is σ = 3265920. Its totient is φ = 3061552.

The previous prime is 3162877. The next prime is 3162883. The reversal of 3162881 is 1882613.

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 3162881 - 2² = 3162877 is a prime.

It is a super-2 number, since 2×3162881² = 20007632440322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3162883) 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, 4040 + ... + 4758.

It is an arithmetic number, because the mean of its divisors is an integer number (408240).

Almost surely, 2^3162881 is an apocalyptic number.

It is an amenable number.

3162881 is a deficient number, since it is larger than the sum of its proper divisors (103039).

3162881 is an equidigital number, since it uses as much as digits as its factorization.

3162881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855.

The product of its digits is 2304, while the sum is 29.

The square root of 3162881 is about 1778.4490434083. The cubic root of 3162881 is about 146.7892610200.

The spelling of 3162881 in words is "three million, one hundred sixty-two thousand, eight hundred eighty-one".