722262 has 32 divisors (see below), whose sum is σ = 1566432. Its totient is φ = 221184.

The previous prime is 722257. The next prime is 722273. The reversal of 722262 is 262227.

It is a congruent number.

It is an unprimeable number.

722262 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 in 15 ways as a sum of consecutive naturals, for example, 7398 + ... + 7494.

It is an arithmetic number, because the mean of its divisors is an integer number (48951).

2⁷²²²⁶² is an apocalyptic number.

722262 is an abundant number, since it is smaller than the sum of its proper divisors (844170).

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

722262 is a wasteful number, since it uses less digits than its factorization.

722262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192.

The product of its digits is 672, while the sum is 21.

The square root of 722262 is about 849.8599884687. The cubic root of 722262 is about 89.7218573423.

Adding to 722262 its reverse (262227), we get a palindrome (984489).

The spelling of 722262 in words is "seven hundred twenty-two thousand, two hundred sixty-two".