722233142 has 8 divisors (see below), whose sum is σ = 1085818800. Its totient is φ = 360293544.

The previous prime is 722233121. The next prime is 722233147. The reversal of 722233142 is 241332227.

It is a happy number.

722233142 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 a super-2 number, since 2×722233142² = 1043241422806384328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722233147) 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, 410417 + ... + 412172.

It is an arithmetic number, because the mean of its divisors is an integer number (135727350).

Almost surely, 2^722233142 is an apocalyptic number.

722233142 is a deficient number, since it is larger than the sum of its proper divisors (363585658).

722233142 is a wasteful number, since it uses less digits than its factorization.

722233142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823030.

The product of its digits is 4032, while the sum is 26.

The square root of 722233142 is about 26874.3956583213. The cubic root of 722233142 is about 897.2066237983.

Adding to 722233142 its reverse (241332227), we get a palindrome (963565369).

The spelling of 722233142 in words is "seven hundred twenty-two million, two hundred thirty-three thousand, one hundred forty-two".