234393426 has 48 divisors (see below), whose sum is σ = 532677600. Its totient is φ = 77239008.

The previous prime is 234393421. The next prime is 234393431. The reversal of 234393426 is 624393432.

It is an interprime number because it is at equal distance from previous prime (234393421) and next prime (234393431).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (234393421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40545 + ... + 45963.

It is an arithmetic number, because the mean of its divisors is an integer number (11097450).

Almost surely, 2^234393426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234393426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266338800).

234393426 is an abundant number, since it is smaller than the sum of its proper divisors (298284174).

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

234393426 is an equidigital number, since it uses as much as digits as its factorization.

234393426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5525 (or 5513 counting only the distinct ones).

The product of its digits is 93312, while the sum is 36.

The square root of 234393426 is about 15309.9126712075. The cubic root of 234393426 is about 616.5691754654.

The spelling of 234393426 in words is "two hundred thirty-four million, three hundred ninety-three thousand, four hundred twenty-six".