755790 has 64 divisors (see below), whose sum is σ = 2142720. Its totient is φ = 167040.

The previous prime is 755789. The next prime is 755791. The reversal of 755790 is 97557.

It is an interprime number because it is at equal distance from previous prime (755789) and next prime (755791).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (755791) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12360 + ... + 12420.

It is an arithmetic number, because the mean of its divisors is an integer number (33480).

2⁷⁵⁵⁷⁹⁰ is an apocalyptic number.

755790 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 755790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1071360).

755790 is an abundant number, since it is smaller than the sum of its proper divisors (1386930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

755790 is a wasteful number, since it uses less digits than its factorization.

755790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137.

The product of its (nonzero) digits is 11025, while the sum is 33.

The square root of 755790 is about 869.3618349111. The cubic root of 755790 is about 91.0892334058.

The spelling of 755790 in words is "seven hundred fifty-five thousand, seven hundred ninety".