1057473826 has 4 divisors (see below), whose sum is σ = 1586210742. Its totient is φ = 528736912.

The previous prime is 1057473817. The next prime is 1057473841. The reversal of 1057473826 is 6283747501.

1057473826 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 747749025 + 309724801 = 27345^2 + 17599^2 .

It is a super-2 number, since 2×1057473826² = 2236501785350156552, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264368455 + ... + 264368458.

Almost surely, 2^1057473826 is an apocalyptic number.

1057473826 is a deficient number, since it is larger than the sum of its proper divisors (528736916).

1057473826 is an equidigital number, since it uses as much as digits as its factorization.

1057473826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528736915.

The product of its (nonzero) digits is 282240, while the sum is 43.

The square root of 1057473826 is about 32518.8226416640. The cubic root of 1057473826 is about 1018.8022034749.

The spelling of 1057473826 in words is "one billion, fifty-seven million, four hundred seventy-three thousand, eight hundred twenty-six".