4065634 has 8 divisors (see below), whose sum is σ = 6263388. Its totient is φ = 1977840.

The previous prime is 4065613. The next prime is 4065637. The reversal of 4065634 is 4365604.

It can be written as a sum of positive squares in 2 ways, for example, as 3433609 + 632025 = 1853^2 + 795^2 .

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

It is not an unprimeable number, because it can be changed into a prime (4065637) 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, 27397 + ... + 27544.

Almost surely, 2^4065634 is an apocalyptic number.

4065634 is a deficient number, since it is larger than the sum of its proper divisors (2197754).

4065634 is a wasteful number, since it uses less digits than its factorization.

4065634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54980.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 4065634 is about 2016.3417369087. The cubic root of 4065634 is about 159.6036282448.

The spelling of 4065634 in words is "four million, sixty-five thousand, six hundred thirty-four".