4132505 has 8 divisors (see below), whose sum is σ = 5340552. Its totient is φ = 3051648.

The previous prime is 4132489. The next prime is 4132507. The reversal of 4132505 is 5052314.

It can be written as a sum of positive squares in 4 ways, for example, as 698896 + 3433609 = 836^2 + 1853^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4132505 - 2⁴ = 4132489 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 (4132507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31724 + ... + 31853.

It is an arithmetic number, because the mean of its divisors is an integer number (667569).

Almost surely, 2^4132505 is an apocalyptic number.

It is an amenable number.

4132505 is a deficient number, since it is larger than the sum of its proper divisors (1208047).

4132505 is a wasteful number, since it uses less digits than its factorization.

4132505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63595.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 4132505 is about 2032.8563648227. The cubic root of 4132505 is about 160.4739203816.

Adding to 4132505 its reverse (5052314), we get a palindrome (9184819).

The spelling of 4132505 in words is "four million, one hundred thirty-two thousand, five hundred five".