1242222535 has 8 divisors (see below), whose sum is σ = 1490857056. Its totient is φ = 993651360.

The previous prime is 1242222529. The next prime is 1242222559. The reversal of 1242222535 is 5352222421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1242222535 - 2¹³ = 1242214343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62965 + ... + 80305.

It is an arithmetic number, because the mean of its divisors is an integer number (186357132).

Almost surely, 2^1242222535 is an apocalyptic number.

1242222535 is a deficient number, since it is larger than the sum of its proper divisors (248634521).

1242222535 is a wasteful number, since it uses less digits than its factorization.

1242222535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31673.

The product of its digits is 9600, while the sum is 28.

The square root of 1242222535 is about 35245.1774715350. The cubic root of 1242222535 is about 1074.9785566301.

Adding to 1242222535 its reverse (5352222421), we get a palindrome (6594444956).

The spelling of 1242222535 in words is "one billion, two hundred forty-two million, two hundred twenty-two thousand, five hundred thirty-five".