234435631 has 8 divisors (see below), whose sum is σ = 237921840. Its totient is φ = 230956992.

The previous prime is 234435611. The next prime is 234435637. The reversal of 234435631 is 136534432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 234435631 - 2¹⁷ = 234304559 is a prime.

It is a super-2 number, since 2×234435631² = 109920130164736322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 234435593 and 234435602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234435637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99060 + ... + 101398.

It is an arithmetic number, because the mean of its divisors is an integer number (29740230).

Almost surely, 2^234435631 is an apocalyptic number.

234435631 is a deficient number, since it is larger than the sum of its proper divisors (3486209).

234435631 is a wasteful number, since it uses less digits than its factorization.

234435631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3785.

The product of its digits is 25920, while the sum is 31.

The square root of 234435631 is about 15311.2909645137. The cubic root of 234435631 is about 616.6061798314.

The spelling of 234435631 in words is "two hundred thirty-four million, four hundred thirty-five thousand, six hundred thirty-one".