2131633 has 8 divisors (see below), whose sum is σ = 2471040. Its totient is φ = 1800960.

The previous prime is 2131627. The next prime is 2131651. The reversal of 2131633 is 3361312.

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

It is not a de Polignac number, because 2131633 - 2⁵ = 2131601 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2131633.

It is not an unprimeable number, because it can be changed into a prime (2131603) 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, 1648 + ... + 2641.

It is an arithmetic number, because the mean of its divisors is an integer number (308880).

2^2131633 is an apocalyptic number.

It is an amenable number.

2131633 is a deficient number, since it is larger than the sum of its proper divisors (339407).

2131633 is an equidigital number, since it uses as much as digits as its factorization.

2131633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4367.

The product of its digits is 324, while the sum is 19.

The square root of 2131633 is about 1460.0113013261. The cubic root of 2131633 is about 128.6977077364.

Adding to 2131633 its reverse (3361312), we get a palindrome (5492945).

The spelling of 2131633 in words is "two million, one hundred thirty-one thousand, six hundred thirty-three".