234144422420 has 24 divisors (see below), whose sum is σ = 493743559848. Its totient is φ = 93269145600.

The previous prime is 234144422419. The next prime is 234144422431. The reversal of 234144422420 is 24224441432.

It can be written as a sum of positive squares in 4 ways, for example, as 4316227204 + 229828195216 = 65698^2 + 479404^2 .

It is a super-2 number, since 2×234144422420² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24284021 + ... + 24293660.

It is an arithmetic number, because the mean of its divisors is an integer number (20572648327).

Almost surely, 2^234144422420 is an apocalyptic number.

234144422420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234144422420 is an abundant number, since it is smaller than the sum of its proper divisors (259599137428).

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

234144422420 is a wasteful number, since it uses less digits than its factorization.

234144422420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48577931 (or 48577929 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 234144422420 its reverse (24224441432), we get a palindrome (258368863852).

The spelling of 234144422420 in words is "two hundred thirty-four billion, one hundred forty-four million, four hundred twenty-two thousand, four hundred twenty".