146236193 has 8 divisors (see below), whose sum is σ = 154963368. Its totient is φ = 137522944.

The previous prime is 146236147. The next prime is 146236219. The reversal of 146236193 is 391632641.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 99341089 + 46895104 = 9967^2 + 6848^2 .

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 146236193 - 2¹⁶ = 146170657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146232193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24755 + ... + 30087.

It is an arithmetic number, because the mean of its divisors is an integer number (19370421).

Almost surely, 2^146236193 is an apocalyptic number.

It is an amenable number.

146236193 is a deficient number, since it is larger than the sum of its proper divisors (8727175).

146236193 is a wasteful number, since it uses less digits than its factorization.

146236193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6963.

The product of its digits is 23328, while the sum is 35.

The square root of 146236193 is about 12092.8157597807. The cubic root of 146236193 is about 526.8475411345.

The spelling of 146236193 in words is "one hundred forty-six million, two hundred thirty-six thousand, one hundred ninety-three".