4123634 has 8 divisors (see below), whose sum is σ = 6212700. Its totient is φ = 2052736.

The previous prime is 4123633. The next prime is 4123643. The reversal of 4123634 is 4363214.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3073009 + 1050625 = 1753^2 + 1025^2 .

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

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (4123633) 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, 3959 + ... + 4890.

Almost surely, 2^4123634 is an apocalyptic number.

4123634 is a deficient number, since it is larger than the sum of its proper divisors (2089066).

4123634 is a wasteful number, since it uses less digits than its factorization.

4123634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9084.

The product of its digits is 1728, while the sum is 23.

The square root of 4123634 is about 2030.6732873606. The cubic root of 4123634 is about 160.3590115478.

Adding to 4123634 its reverse (4363214), we get a palindrome (8486848).

The spelling of 4123634 in words is "four million, one hundred twenty-three thousand, six hundred thirty-four".