145233404 has 12 divisors (see below), whose sum is σ = 257014800. Its totient is φ = 71800608.

The previous prime is 145233391. The next prime is 145233437. The reversal of 145233404 is 404332541.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 203624 + ... + 204335.

It is an arithmetic number, because the mean of its divisors is an integer number (21417900).

Almost surely, 2^145233404 is an apocalyptic number.

It is an amenable number.

145233404 is a deficient number, since it is larger than the sum of its proper divisors (111781396).

145233404 is a wasteful number, since it uses less digits than its factorization.

145233404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408052 (or 408050 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 145233404 is about 12051.2822554283. The cubic root of 145233404 is about 525.6405231288.

Adding to 145233404 its reverse (404332541), we get a palindrome (549565945).

The spelling of 145233404 in words is "one hundred forty-five million, two hundred thirty-three thousand, four hundred four".