1140442242 has 32 divisors (see below), whose sum is σ = 2317678272. Its totient is φ = 374028864.

The previous prime is 1140442241. The next prime is 1140442243. The reversal of 1140442242 is 2422440411.

It is an interprime number because it is at equal distance from previous prime (1140442241) and next prime (1140442243).

It is not an unprimeable number, because it can be changed into a prime (1140442241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 657208 + ... + 658940.

It is an arithmetic number, because the mean of its divisors is an integer number (72427446).

Almost surely, 2^1140442242 is an apocalyptic number.

1140442242 is an abundant number, since it is smaller than the sum of its proper divisors (1177236030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1140442242 is a wasteful number, since it uses less digits than its factorization.

1140442242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3442.

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 1140442242 is about 33770.4344360566. The cubic root of 1140442242 is about 1044.7789928144.

Adding to 1140442242 its reverse (2422440411), we get a palindrome (3562882653).

The spelling of 1140442242 in words is "one billion, one hundred forty million, four hundred forty-two thousand, two hundred forty-two".