234533404 has 36 divisors (see below), whose sum is σ = 479093664. Its totient is φ = 100166976.

The previous prime is 234533393. The next prime is 234533419. The reversal of 234533404 is 404335432.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59437 + ... + 63259.

Almost surely, 2^234533404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234533404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239546832).

234533404 is an abundant number, since it is smaller than the sum of its proper divisors (244560260).

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

234533404 is a wasteful number, since it uses less digits than its factorization.

234533404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4154 (or 4145 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 28.

The square root of 234533404 is about 15314.4834715377. The cubic root of 234533404 is about 616.6918878736.

Adding to 234533404 its reverse (404335432), we get a palindrome (638868836).

The spelling of 234533404 in words is "two hundred thirty-four million, five hundred thirty-three thousand, four hundred four".