3142244242 has 4 divisors (see below), whose sum is σ = 4713366366. Its totient is φ = 1571122120.

The previous prime is 3142244137. The next prime is 3142244251. The reversal of 3142244242 is 2424422413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2424422413 = 7 ⋅346346059.

It can be written as a sum of positive squares in only one way, i.e., 2131576561 + 1010667681 = 46169^2 + 31791^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3142244242.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 785561059 + ... + 785561062.

Almost surely, 2^3142244242 is an apocalyptic number.

3142244242 is a deficient number, since it is larger than the sum of its proper divisors (1571122124).

3142244242 is a wasteful number, since it uses less digits than its factorization.

3142244242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571122123.

The product of its digits is 12288, while the sum is 28.

The square root of 3142244242 is about 56055.7244356007. The cubic root of 3142244242 is about 1464.6931361145.

Adding to 3142244242 its reverse (2424422413), we get a palindrome (5566666655).

The spelling of 3142244242 in words is "three billion, one hundred forty-two million, two hundred forty-four thousand, two hundred forty-two".