235213155 has 12 divisors (see below), whose sum is σ = 407702880. Its totient is φ = 125446992.

The previous prime is 235213123. The next prime is 235213183. The reversal of 235213155 is 551312532.

It is a happy number.

It is not a de Polignac number, because 235213155 - 2⁵ = 235213123 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2613435 + ... + 2613524.

It is an arithmetic number, because the mean of its divisors is an integer number (33975240).

Almost surely, 2^235213155 is an apocalyptic number.

235213155 is a deficient number, since it is larger than the sum of its proper divisors (172489725).

235213155 is a wasteful number, since it uses less digits than its factorization.

235213155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5226970 (or 5226967 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 235213155 is about 15336.6604904718. The cubic root of 235213155 is about 617.2871017228.

Adding to 235213155 its reverse (551312532), we get a palindrome (786525687).

The spelling of 235213155 in words is "two hundred thirty-five million, two hundred thirteen thousand, one hundred fifty-five".