1042243522 has 8 divisors (see below), whose sum is σ = 1577200716. Its totient is φ = 516509952.

The previous prime is 1042243519. The next prime is 1042243541. The reversal of 1042243522 is 2253422401.

It can be written as a sum of positive squares in 2 ways, for example, as 591997561 + 450245961 = 24331^2 + 21219^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2305623 + ... + 2306074.

Almost surely, 2^1042243522 is an apocalyptic number.

1042243522 is a deficient number, since it is larger than the sum of its proper divisors (534957194).

1042243522 is a wasteful number, since it uses less digits than its factorization.

1042243522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4611812.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 1042243522 is about 32283.7965859036. The cubic root of 1042243522 is about 1013.8874207664.

Adding to 1042243522 its reverse (2253422401), we get a palindrome (3295665923).

The spelling of 1042243522 in words is "one billion, forty-two million, two hundred forty-three thousand, five hundred twenty-two".