744562 has 16 divisors (see below), whose sum is σ = 1374912. Its totient is φ = 294480.

The previous prime is 744559. The next prime is 744599. The reversal of 744562 is 265447.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 744562.

It is an unprimeable number.

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, 1864 + ... + 2227.

It is an arithmetic number, because the mean of its divisors is an integer number (85932).

2⁷⁴⁴⁵⁶² is an apocalyptic number.

744562 is a deficient number, since it is larger than the sum of its proper divisors (630350).

744562 is a wasteful number, since it uses less digits than its factorization.

744562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4113.

The product of its digits is 6720, while the sum is 28.

The square root of 744562 is about 862.8800611904. The cubic root of 744562 is about 90.6359078428.

The spelling of 744562 in words is "seven hundred forty-four thousand, five hundred sixty-two".