1233438 has 16 divisors (see below), whose sum is σ = 2480016. Its totient is φ = 408960.

The previous prime is 1233437. The next prime is 1233439. The reversal of 1233438 is 8343321.

It is an interprime number because it is at equal distance from previous prime (1233437) and next prime (1233439).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1020 + ... + 1872.

It is an arithmetic number, because the mean of its divisors is an integer number (155001).

2^1233438 is an apocalyptic number.

1233438 is an abundant number, since it is smaller than the sum of its proper divisors (1246578).

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

1233438 is a wasteful number, since it uses less digits than its factorization.

1233438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099.

The product of its digits is 1728, while the sum is 24.

The square root of 1233438 is about 1110.6025391651. The cubic root of 1233438 is about 107.2438610708.

Adding to 1233438 its reverse (8343321), we get a palindrome (9576759).

The spelling of 1233438 in words is "one million, two hundred thirty-three thousand, four hundred thirty-eight".