234228531 has 8 divisors (see below), whose sum is σ = 319922064. Its totient is φ = 152343680.

The previous prime is 234228517. The next prime is 234228539. The reversal of 234228531 is 135822432.

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 234228531 - 2¹⁰ = 234227507 is a prime.

It is a super-2 number, since 2×234228531² = 109726009468835922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (234228539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 952026 + ... + 952271.

It is an arithmetic number, because the mean of its divisors is an integer number (39990258).

Almost surely, 2^234228531 is an apocalyptic number.

234228531 is a deficient number, since it is larger than the sum of its proper divisors (85693533).

234228531 is a wasteful number, since it uses less digits than its factorization.

234228531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1904341.

The product of its digits is 11520, while the sum is 30.

The square root of 234228531 is about 15304.5264872847. The cubic root of 234228531 is about 616.4245567552.

The spelling of 234228531 in words is "two hundred thirty-four million, two hundred twenty-eight thousand, five hundred thirty-one".