755613 has 12 divisors (see below), whose sum is σ = 1110720. Its totient is φ = 494856.

The previous prime is 755597. The next prime is 755617. The reversal of 755613 is 316557.

It is not a de Polignac number, because 755613 - 2⁴ = 755597 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (755617) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181 + ... + 1242.

It is an arithmetic number, because the mean of its divisors is an integer number (92560).

2⁷⁵⁵⁶¹³ is an apocalyptic number.

It is an amenable number.

755613 is a deficient number, since it is larger than the sum of its proper divisors (355107).

755613 is a wasteful number, since it uses less digits than its factorization.

755613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1488 (or 1485 counting only the distinct ones).

The product of its digits is 3150, while the sum is 27.

The square root of 755613 is about 869.2600301406. The cubic root of 755613 is about 91.0821220595.

It can be divided in two parts, 7556 and 13, that added together give a square (7569 = 87²).

The spelling of 755613 in words is "seven hundred fifty-five thousand, six hundred thirteen".