752090 has 8 divisors (see below), whose sum is σ = 1353780. Its totient is φ = 300832.

The previous prime is 752083. The next prime is 752093. The reversal of 752090 is 90257.

It can be written as a sum of positive squares in 2 ways, for example, as 724201 + 27889 = 851^2 + 167^2 .

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

It is a nialpdrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 752090.

It is not an unprimeable number, because it can be changed into a prime (752093) 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 3 ways as a sum of consecutive naturals, for example, 37595 + ... + 37614.

2⁷⁵²⁰⁹⁰ is an apocalyptic number.

752090 is a deficient number, since it is larger than the sum of its proper divisors (601690).

752090 is a wasteful number, since it uses less digits than its factorization.

752090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75216.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 752090 is about 867.2312263751. The cubic root of 752090 is about 90.9403465254.

The spelling of 752090 in words is "seven hundred fifty-two thousand, ninety".