1044263426 has 4 divisors (see below), whose sum is σ = 1566395142. Its totient is φ = 522131712.

The previous prime is 1044263419. The next prime is 1044263431. The reversal of 1044263426 is 6243624401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6243624401 = 7 ⋅891946343.

It can be written as a sum of positive squares in only one way, i.e., 864301201 + 179962225 = 29399^2 + 13415^2 .

It is a super-2 number, since 2×1044263426² = 2180972205762514952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1044263392 and 1044263401.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261065855 + ... + 261065858.

Almost surely, 2^1044263426 is an apocalyptic number.

1044263426 is a deficient number, since it is larger than the sum of its proper divisors (522131716).

1044263426 is an equidigital number, since it uses as much as digits as its factorization.

1044263426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522131715.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 1044263426 is about 32315.0650007083. The cubic root of 1044263426 is about 1014.5419810598.

Adding to 1044263426 its reverse (6243624401), we get a palindrome (7287887827).

The spelling of 1044263426 in words is "one billion, forty-four million, two hundred sixty-three thousand, four hundred twenty-six".