234423153252 has 36 divisors (see below), whose sum is σ = 592714786300. Its totient is φ = 78121910592.

The previous prime is 234423153127. The next prime is 234423153269. The reversal of 234423153252 is 252351324432.

234423153252 is a `hidden beast` number, since 2 + 3 + 4 + 42 + 31 + 532 + 52 = 666.

234423153252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 32160683556 + 202262469696 = 179334^2 + 449736^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×234423153252² (a number of 24 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 648127 + ... + 942822.

Almost surely, 2^234423153252 is an apocalyptic number.

It is an amenable number.

234423153252 is an abundant number, since it is smaller than the sum of its proper divisors (358291633048).

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

234423153252 is a wasteful number, since it uses less digits than its factorization.

234423153252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595052 (or 1595047 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

Adding to 234423153252 its reverse (252351324432), we get a palindrome (486774477684).

The spelling of 234423153252 in words is "two hundred thirty-four billion, four hundred twenty-three million, one hundred fifty-three thousand, two hundred fifty-two".