1044685426 has 4 divisors (see below), whose sum is σ = 1567028142. Its totient is φ = 522342712.

The previous prime is 1044685423. The next prime is 1044685427. The reversal of 1044685426 is 6245864401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 849664201 + 195021225 = 29149^2 + 13965^2 .

It is not an unprimeable number, because it can be changed into a prime (1044685423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261171355 + ... + 261171358.

Almost surely, 2^1044685426 is an apocalyptic number.

1044685426 is a deficient number, since it is larger than the sum of its proper divisors (522342716).

1044685426 is an equidigital number, since it uses as much as digits as its factorization.

1044685426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522342715.

The product of its (nonzero) digits is 184320, while the sum is 40.

The square root of 1044685426 is about 32321.5938035240. The cubic root of 1044685426 is about 1014.6786257181.

The spelling of 1044685426 in words is "one billion, forty-four million, six hundred eighty-five thousand, four hundred twenty-six".