1222355435 has 16 divisors (see below), whose sum is σ = 1699340736. Its totient is φ = 826702848.

The previous prime is 1222355413. The next prime is 1222355473. The reversal of 1222355435 is 5345532221.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222355435 is a prime.

It is a super-3 number, since 3×1222355435³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236654 + ... + 241763.

It is an arithmetic number, because the mean of its divisors is an integer number (106208796).

Almost surely, 2^1222355435 is an apocalyptic number.

1222355435 is a deficient number, since it is larger than the sum of its proper divisors (476985301).

1222355435 is an equidigital number, since it uses as much as digits as its factorization.

1222355435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478502.

The product of its digits is 36000, while the sum is 32.

The square root of 1222355435 is about 34962.2000880951. The cubic root of 1222355435 is about 1069.2169526382.

Adding to 1222355435 its reverse (5345532221), we get a palindrome (6567887656).

The spelling of 1222355435 in words is "one billion, two hundred twenty-two million, three hundred fifty-five thousand, four hundred thirty-five".