4145633 has 4 divisors (see below), whose sum is σ = 4246788. Its totient is φ = 4044480.

The previous prime is 4145611. The next prime is 4145639. The reversal of 4145633 is 3365414.

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

It can be written as a sum of positive squares in 2 ways, for example, as 113569 + 4032064 = 337^2 + 2008^2 .

It is a cyclic number.

It is not a de Polignac number, because 4145633 - 2¹⁸ = 3883489 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4145639) 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, 50516 + ... + 50597.

It is an arithmetic number, because the mean of its divisors is an integer number (1061697).

Almost surely, 2^4145633 is an apocalyptic number.

It is an amenable number.

4145633 is a deficient number, since it is larger than the sum of its proper divisors (101155).

4145633 is a wasteful number, since it uses less digits than its factorization.

4145633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101154.

The product of its digits is 4320, while the sum is 26.

The square root of 4145633 is about 2036.0827586324. The cubic root of 4145633 is about 160.6436701034.

The spelling of 4145633 in words is "four million, one hundred forty-five thousand, six hundred thirty-three".