1233401424 has 40 divisors (see below), whose sum is σ = 3204726432. Its totient is φ = 408754560.

The previous prime is 1233401387. The next prime is 1233401443. The reversal of 1233401424 is 4241043321.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1233401394 and 1233401403.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 65962 + ... + 82569.

Almost surely, 2^1233401424 is an apocalyptic number.

It is an amenable number.

1233401424 is an abundant number, since it is smaller than the sum of its proper divisors (1971325008).

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

1233401424 is a wasteful number, since it uses less digits than its factorization.

1233401424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148715 (or 148709 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1233401424 is about 35119.8152614731. The cubic root of 1233401424 is about 1072.4280100124.

Adding to 1233401424 its reverse (4241043321), we get a palindrome (5474444745).

The spelling of 1233401424 in words is "one billion, two hundred thirty-three million, four hundred one thousand, four hundred twenty-four".