234032200440 has 128 divisors (see below), whose sum is σ = 718598200320. Its totient is φ = 60947571200.

The previous prime is 234032200411. The next prime is 234032200471. The reversal of 234032200440 is 44002230432.

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

It is a self number, because there is not a number n which added to its sum of digits gives 234032200440.

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, 2555035 + ... + 2645045.

It is an arithmetic number, because the mean of its divisors is an integer number (5614048440).

Almost surely, 2^234032200440 is an apocalyptic number.

234032200440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234032200440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (359299100160).

234032200440 is an abundant number, since it is smaller than the sum of its proper divisors (484565999880).

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

234032200440 is a wasteful number, since it uses less digits than its factorization.

234032200440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90533 (or 90529 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 234032200440 its reverse (44002230432), we get a palindrome (278034430872).

The spelling of 234032200440 in words is "two hundred thirty-four billion, thirty-two million, two hundred thousand, four hundred forty".