722298 has 8 divisors (see below), whose sum is σ = 1444608. Its totient is φ = 240764.

The previous prime is 722291. The next prime is 722299. The reversal of 722298 is 892227.

722298 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.

722298 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722291) 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, 60186 + ... + 60197.

It is an arithmetic number, because the mean of its divisors is an integer number (180576).

2⁷²²²⁹⁸ is an apocalyptic number.

722298 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

722298 is a wasteful number, since it uses less digits than its factorization.

722298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120388.

The product of its digits is 4032, while the sum is 30.

The square root of 722298 is about 849.8811681641. The cubic root of 722298 is about 89.7233479986.

The spelling of 722298 in words is "seven hundred twenty-two thousand, two hundred ninety-eight".