1222660435 has 4 divisors (see below), whose sum is σ = 1467192528. Its totient is φ = 978128344.

The previous prime is 1222660423. The next prime is 1222660457. The reversal of 1222660435 is 5340662221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1222660435 - 2¹¹ = 1222658387 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1222660397 and 1222660406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122266039 + ... + 122266048.

It is an arithmetic number, because the mean of its divisors is an integer number (366798132).

Almost surely, 2^1222660435 is an apocalyptic number.

1222660435 is a deficient number, since it is larger than the sum of its proper divisors (244532093).

1222660435 is an equidigital number, since it uses as much as digits as its factorization.

1222660435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244532092.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 1222660435 is about 34966.5616696867. The cubic root of 1222660435 is about 1069.3058749602.

The spelling of 1222660435 in words is "one billion, two hundred twenty-two million, six hundred sixty thousand, four hundred thirty-five".