234633456 has 160 divisors (see below), whose sum is σ = 730667520. Its totient is φ = 71801856.

The previous prime is 234633449. The next prime is 234633479. The reversal of 234633456 is 654336432.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 234633456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 315421 + ... + 316163.

It is an arithmetic number, because the mean of its divisors is an integer number (4566672).

Almost surely, 2^234633456 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 234633456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365333760).

234633456 is an abundant number, since it is smaller than the sum of its proper divisors (496034064).

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

234633456 is a wasteful number, since it uses less digits than its factorization.

234633456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820 (or 808 counting only the distinct ones).

The product of its digits is 155520, while the sum is 36.

The square root of 234633456 is about 15317.7497041831. The cubic root of 234633456 is about 616.7795690366.

Adding to 234633456 its reverse (654336432), we get a palindrome (888969888).

The spelling of 234633456 in words is "two hundred thirty-four million, six hundred thirty-three thousand, four hundred fifty-six".