146403234 has 32 divisors (see below), whose sum is σ = 339488640. Its totient is φ = 46678896.

The previous prime is 146403221. The next prime is 146403239. The reversal of 146403234 is 432304641.

146403234 is a `hidden beast` number, since 14 + 640 + 3 + 2 + 3 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 146403198 and 146403207.

It is not an unprimeable number, because it can be changed into a prime (146403239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57697 + ... + 60180.

It is an arithmetic number, because the mean of its divisors is an integer number (10609020).

Almost surely, 2^146403234 is an apocalyptic number.

146403234 is an abundant number, since it is smaller than the sum of its proper divisors (193085406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146403234 is a wasteful number, since it uses less digits than its factorization.

146403234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117911 (or 117905 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 146403234 is about 12099.7204099930. The cubic root of 146403234 is about 527.0480652571.

Adding to 146403234 its reverse (432304641), we get a palindrome (578707875).

The spelling of 146403234 in words is "one hundred forty-six million, four hundred three thousand, two hundred thirty-four".