146871233 has 4 divisors (see below), whose sum is σ = 146923860. Its totient is φ = 146818608.

The previous prime is 146871227. The next prime is 146871247. The reversal of 146871233 is 332178641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16386304 + 130484929 = 4048^2 + 11423^2 .

It is a cyclic number.

It is not a de Polignac number, because 146871233 - 2¹⁴ = 146854849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146871193 and 146871202.

It is not an unprimeable number, because it can be changed into a prime (146871133) 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, 21878 + ... + 27791.

It is an arithmetic number, because the mean of its divisors is an integer number (36730965).

Almost surely, 2^146871233 is an apocalyptic number.

It is an amenable number.

146871233 is a deficient number, since it is larger than the sum of its proper divisors (52627).

146871233 is an equidigital number, since it uses as much as digits as its factorization.

146871233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52626.

The product of its digits is 24192, while the sum is 35.

The square root of 146871233 is about 12119.0442279909. The cubic root of 146871233 is about 527.6090628995.

The spelling of 146871233 in words is "one hundred forty-six million, eight hundred seventy-one thousand, two hundred thirty-three".