749764 has 6 divisors (see below), whose sum is σ = 1312094. Its totient is φ = 374880.

The previous prime is 749761. The next prime is 749773. The reversal of 749764 is 467947.

It can be written as a sum of positive squares in only one way, i.e., 627264 + 122500 = 792^2 + 350^2 .

It is not an unprimeable number, because it can be changed into a prime (749761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93717 + ... + 93724.

2⁷⁴⁹⁷⁶⁴ is an apocalyptic number.

It is an amenable number.

749764 is a deficient number, since it is larger than the sum of its proper divisors (562330).

749764 is a wasteful number, since it uses less digits than its factorization.

749764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187445 (or 187443 counting only the distinct ones).

The product of its digits is 42336, while the sum is 37.

The square root of 749764 is about 865.8891384005. The cubic root of 749764 is about 90.8464988539.

Adding to 749764 its product of digits (42336), we get a square (792100 = 890²).

The spelling of 749764 in words is "seven hundred forty-nine thousand, seven hundred sixty-four".