752506 has 8 divisors (see below), whose sum is σ = 1159380. Its totient is φ = 366048.

The previous prime is 752503. The next prime is 752513. The reversal of 752506 is 605257.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 585225 + 167281 = 765^2 + 409^2 .

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 (752503) 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, 5011 + ... + 5158.

2⁷⁵²⁵⁰⁶ is an apocalyptic number.

752506 is a deficient number, since it is larger than the sum of its proper divisors (406874).

752506 is a wasteful number, since it uses less digits than its factorization.

752506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10208.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 752506 is about 867.4710369805. The cubic root of 752506 is about 90.9571105702.

Adding to 752506 its product of nonzero digits (2100), we get a triangular number (754606 = T₁₂₂₈).

The spelling of 752506 in words is "seven hundred fifty-two thousand, five hundred six".