2231634 has 8 divisors (see below), whose sum is σ = 4463280. Its totient is φ = 743876.

The previous prime is 2231627. The next prime is 2231653. The reversal of 2231634 is 4361322.

It is a happy number.

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

2231634 is an admirable number.

It is a super-3 number, since 3×2231634³ = 33341886066505044312, which contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2231634.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185964 + ... + 185975.

It is an arithmetic number, because the mean of its divisors is an integer number (557910).

2^2231634 is an apocalyptic number.

2231634 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2231634 is a wasteful number, since it uses less digits than its factorization.

2231634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371944.

The product of its digits is 864, while the sum is 21.

The square root of 2231634 is about 1493.8654557891. The cubic root of 2231634 is about 130.6795578817.

Adding to 2231634 its reverse (4361322), we get a palindrome (6592956).

The spelling of 2231634 in words is "two million, two hundred thirty-one thousand, six hundred thirty-four".