4140634 has 4 divisors (see below), whose sum is σ = 6210954. Its totient is φ = 2070316.

The previous prime is 4140629. The next prime is 4140637. The reversal of 4140634 is 4360414.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2712609 + 1428025 = 1647^2 + 1195^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (4140637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1035157 + ... + 1035160.

Almost surely, 2^4140634 is an apocalyptic number.

4140634 is a deficient number, since it is larger than the sum of its proper divisors (2070320).

4140634 is a wasteful number, since it uses less digits than its factorization.

4140634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070319.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 4140634 is about 2034.8547859737. The cubic root of 4140634 is about 160.5790735580.

It can be divided in two parts, 4140 and 634, that added together give a palindrome (4774).

The spelling of 4140634 in words is "four million, one hundred forty thousand, six hundred thirty-four".