749126 has 16 divisors (see below), whose sum is σ = 1303584. Its totient is φ = 316224.

The previous prime is 749093. The next prime is 749129. The reversal of 749126 is 621947.

It is a super-2 number, since 2×749126² = 1122379527752, which contains 22 as substring.

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 749126.

It is not an unprimeable number, because it can be changed into a prime (749129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 656 + ... + 1388.

It is an arithmetic number, because the mean of its divisors is an integer number (81474).

2⁷⁴⁹¹²⁶ is an apocalyptic number.

749126 is a deficient number, since it is larger than the sum of its proper divisors (554458).

749126 is a wasteful number, since it uses less digits than its factorization.

749126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815.

The product of its digits is 3024, while the sum is 29.

The square root of 749126 is about 865.5206525554. The cubic root of 749126 is about 90.8207234036.

The spelling of 749126 in words is "seven hundred forty-nine thousand, one hundred twenty-six".