1222535235 has 8 divisors (see below), whose sum is σ = 1956056400. Its totient is φ = 652018784.

The previous prime is 1222535233. The next prime is 1222535243. The reversal of 1222535235 is 5325352221.

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 1222535235 - 2¹ = 1222535233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222535233) 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, 40751160 + ... + 40751189.

It is an arithmetic number, because the mean of its divisors is an integer number (244507050).

Almost surely, 2^1222535235 is an apocalyptic number.

1222535235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1222535235 is a deficient number, since it is larger than the sum of its proper divisors (733521165).

1222535235 is an equidigital number, since it uses as much as digits as its factorization.

1222535235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81502357.

The product of its digits is 18000, while the sum is 30.

The square root of 1222535235 is about 34964.7713420237. The cubic root of 1222535235 is about 1069.2693748653.

Adding to 1222535235 its reverse (5325352221), we get a palindrome (6547887456).

The spelling of 1222535235 in words is "one billion, two hundred twenty-two million, five hundred thirty-five thousand, two hundred thirty-five".