234001432240 has 20 divisors (see below), whose sum is σ = 544053330144. Its totient is φ = 93600572864.

The previous prime is 234001432201. The next prime is 234001432241. The reversal of 234001432240 is 42234100432.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×234001432240² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (234001432241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1462508872 + ... + 1462509031.

Almost surely, 2^234001432240 is an apocalyptic number.

234001432240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234001432240 is an abundant number, since it is smaller than the sum of its proper divisors (310051897904).

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

234001432240 is a wasteful number, since it uses less digits than its factorization.

234001432240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2925017916 (or 2925017910 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 234001432240 its reverse (42234100432), we get a palindrome (276235532672).

The spelling of 234001432240 in words is "two hundred thirty-four billion, one million, four hundred thirty-two thousand, two hundred forty".