1242226435 has 8 divisors (see below), whose sum is σ = 1555483680. Its totient is φ = 950573184.

The previous prime is 1242226429. The next prime is 1242226439. The reversal of 1242226435 is 5346222421.

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 1242226435 - 2¹¹ = 1242224387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1242226397 and 1242226406.

It is not an unprimeable number, because it can be changed into a prime (1242226439) 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, 5400870 + ... + 5401099.

It is an arithmetic number, because the mean of its divisors is an integer number (194435460).

Almost surely, 2^1242226435 is an apocalyptic number.

1242226435 is a deficient number, since it is larger than the sum of its proper divisors (313257245).

1242226435 is a wasteful number, since it uses less digits than its factorization.

1242226435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10801997.

The product of its digits is 23040, while the sum is 31.

The square root of 1242226435 is about 35245.2327982097. The cubic root of 1242226435 is about 1074.9796816062.

Adding to 1242226435 its reverse (5346222421), we get a palindrome (6588448856).

The spelling of 1242226435 in words is "one billion, two hundred forty-two million, two hundred twenty-six thousand, four hundred thirty-five".