1042040426 has 16 divisors (see below), whose sum is σ = 1789508160. Its totient is φ = 445800480.

The previous prime is 1042040399. The next prime is 1042040437. The reversal of 1042040426 is 6240402401.

1042040426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1042040426² = 2171696498836522952, which contains 22 as substring.

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, 57440 + ... + 73371.

It is an arithmetic number, because the mean of its divisors is an integer number (111844260).

Almost surely, 2^1042040426 is an apocalyptic number.

1042040426 is a deficient number, since it is larger than the sum of its proper divisors (747467734).

1042040426 is a wasteful number, since it uses less digits than its factorization.

1042040426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131389.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1042040426 is about 32280.6509537834. The cubic root of 1042040426 is about 1013.8215596850.

Adding to 1042040426 its reverse (6240402401), we get a palindrome (7282442827).

The spelling of 1042040426 in words is "one billion, forty-two million, forty thousand, four hundred twenty-six".