10722294 has 60 divisors (see below), whose sum is σ = 26456892. Its totient is φ = 3243240.

The previous prime is 10722293. The next prime is 10722317. The reversal of 10722294 is 49222701.

10722294 = 77² + 78² + ... + 319².

It is a super-2 number, since 2×10722294² = 229935177244872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10722293) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 19329 + ... + 19875.

Almost surely, 2^10722294 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10722294, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13228446).

10722294 is an abundant number, since it is smaller than the sum of its proper divisors (15734598).

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

10722294 is a wasteful number, since it uses less digits than its factorization.

10722294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583 (or 563 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 10722294 is about 3274.4914108912. The cubic root of 10722294 is about 220.5104812455.

Adding to 10722294 its reverse (49222701), we get a palindrome (59944995).

The spelling of 10722294 in words is "ten million, seven hundred twenty-two thousand, two hundred ninety-four".