722355 has 8 divisors (see below), whose sum is σ = 1155792. Its totient is φ = 385248.

The previous prime is 722353. The next prime is 722363. The reversal of 722355 is 553227.

722355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 722355 - 2¹ = 722353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (722353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24064 + ... + 24093.

It is an arithmetic number, because the mean of its divisors is an integer number (144474).

2⁷²²³⁵⁵ is an apocalyptic number.

722355 is a deficient number, since it is larger than the sum of its proper divisors (433437).

722355 is a wasteful number, since it uses less digits than its factorization.

722355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48165.

The product of its digits is 2100, while the sum is 24.

The square root of 722355 is about 849.9147016025. The cubic root of 722355 is about 89.7257081031.

The spelling of 722355 in words is "seven hundred twenty-two thousand, three hundred fifty-five".