146326216 has 16 divisors (see below), whose sum is σ = 279539100. Its totient is φ = 71782464.

The previous prime is 146326177. The next prime is 146326217. The reversal of 146326216 is 612623641.

It can be written as a sum of positive squares in 2 ways, for example, as 131194116 + 15132100 = 11454^2 + 3890^2 .

It is a super-2 number, since 2×146326216² = 42822722977757312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146326217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172131 + ... + 172978.

Almost surely, 2^146326216 is an apocalyptic number.

It is an amenable number.

146326216 is a deficient number, since it is larger than the sum of its proper divisors (133212884).

146326216 is a wasteful number, since it uses less digits than its factorization.

146326216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345168 (or 345164 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 146326216 is about 12096.5373557891. The cubic root of 146326216 is about 526.9556280731.

Adding to 146326216 its reverse (612623641), we get a palindrome (758949857).

The spelling of 146326216 in words is "one hundred forty-six million, three hundred twenty-six thousand, two hundred sixteen".