123233004 has 18 divisors (see below), whose sum is σ = 311505740. Its totient is φ = 41077656.

The previous prime is 123232997. The next prime is 123233021. The reversal of 123233004 is 400332321.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1711534 + ... + 1711605.

Almost surely, 2^123233004 is an apocalyptic number.

It is an amenable number.

123233004 is an abundant number, since it is smaller than the sum of its proper divisors (188272736).

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

123233004 is a wasteful number, since it uses less digits than its factorization.

123233004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3423149 (or 3423144 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 123233004 is about 11101.0361678539. The cubic root of 123233004 is about 497.6328158984.

Adding to 123233004 its reverse (400332321), we get a palindrome (523565325).

The spelling of 123233004 in words is "one hundred twenty-three million, two hundred thirty-three thousand, four".