146722055 has 8 divisors (see below), whose sum is σ = 176364000. Its totient is φ = 117179296.

The previous prime is 146722033. The next prime is 146722061. The reversal of 146722055 is 550227641.

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

It is a cyclic number.

It is not a de Polignac number, because 146722055 - 2¹⁶ = 146656519 is a prime.

It is a super-2 number, since 2×146722055² = 43054722846846050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21500 + ... + 27489.

It is an arithmetic number, because the mean of its divisors is an integer number (22045500).

Almost surely, 2^146722055 is an apocalyptic number.

146722055 is a deficient number, since it is larger than the sum of its proper divisors (29641945).

146722055 is an equidigital number, since it uses as much as digits as its factorization.

146722055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49593.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 146722055 is about 12112.8879710827. The cubic root of 146722055 is about 527.4303704804.

Adding to 146722055 its reverse (550227641), we get a palindrome (696949696).

The spelling of 146722055 in words is "one hundred forty-six million, seven hundred twenty-two thousand, fifty-five".