749255 has 8 divisors (see below), whose sum is σ = 968352. Its totient is φ = 553248.

The previous prime is 749249. The next prime is 749257. The reversal of 749255 is 552947.

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 749255 - 2¹⁶ = 683719 is a prime.

It is a super-2 number, since 2×749255² = 1122766110050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749257) 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, 5699 + ... + 5828.

It is an arithmetic number, because the mean of its divisors is an integer number (121044).

2⁷⁴⁹²⁵⁵ is an apocalyptic number.

749255 is a deficient number, since it is larger than the sum of its proper divisors (219097).

749255 is a wasteful number, since it uses less digits than its factorization.

749255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11545.

The product of its digits is 12600, while the sum is 32.

The square root of 749255 is about 865.5951709662. The cubic root of 749255 is about 90.8259362342.

The spelling of 749255 in words is "seven hundred forty-nine thousand, two hundred fifty-five".