722033 has 4 divisors (see below), whose sum is σ = 777588. Its totient is φ = 666480.

The previous prime is 722027. The next prime is 722047. The reversal of 722033 is 330227.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 69169 + 652864 = 263^2 + 808^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-722033 is a prime.

It is a d-powerful number, because it can be written as 7³ + 2⁷ + 0 + 2¹⁷ + 3¹⁰ + 3¹² .

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (722023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27758 + ... + 27783.

It is an arithmetic number, because the mean of its divisors is an integer number (194397).

2⁷²²⁰³³ is an apocalyptic number.

It is an amenable number.

722033 is a deficient number, since it is larger than the sum of its proper divisors (55555).

722033 is a wasteful number, since it uses less digits than its factorization.

722033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55554.

The product of its (nonzero) digits is 252, while the sum is 17.

The square root of 722033 is about 849.7252497131. The cubic root of 722033 is about 89.7123739520.

The spelling of 722033 in words is "seven hundred twenty-two thousand, thirty-three".