743056 has 10 divisors (see below), whose sum is σ = 1439702. Its totient is φ = 371520.

The previous prime is 743047. The next prime is 743059. The reversal of 743056 is 650347.

743056 = 36² + 37² + ... + 131².

It can be written as a sum of positive squares in only one way, i.e., 512656 + 230400 = 716^2 + 480^2 .

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 743056.

It is not an unprimeable number, because it can be changed into a prime (743059) by changing a digit.

743056 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23205 + ... + 23236.

2⁷⁴³⁰⁵⁶ is an apocalyptic number.

It is an amenable number.

743056 is a deficient number, since it is larger than the sum of its proper divisors (696646).

743056 is a wasteful number, since it uses less digits than its factorization.

743056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46449 (or 46443 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 743056 is about 862.0069605287. The cubic root of 743056 is about 90.5747578824.

The spelling of 743056 in words is "seven hundred forty-three thousand, fifty-six".