234423153237 has 32 divisors (see below), whose sum is σ = 388289728512. Its totient is φ = 122496133824.

The previous prime is 234423153127. The next prime is 234423153269. The reversal of 234423153237 is 732351324432.

It is not a de Polignac number, because 234423153237 - 2⁷ = 234423153109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 234423153195 and 234423153204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234423153637) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3983373 + ... + 4041794.

It is an arithmetic number, because the mean of its divisors is an integer number (12134054016).

Almost surely, 2^234423153237 is an apocalyptic number.

It is an amenable number.

234423153237 is a deficient number, since it is larger than the sum of its proper divisors (153866575275).

234423153237 is a wasteful number, since it uses less digits than its factorization.

234423153237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8025297.

The product of its digits is 362880, while the sum is 39.

Adding to 234423153237 its reverse (732351324432), we get a palindrome (966774477669).

The spelling of 234423153237 in words is "two hundred thirty-four billion, four hundred twenty-three million, one hundred fifty-three thousand, two hundred thirty-seven".