1057260250 has 32 divisors (see below), whose sum is σ = 2047453200. Its totient is φ = 408318400.

The previous prime is 1057260229. The next prime is 1057260283. The reversal of 1057260250 is 520627501.

It can be written as a sum of positive squares in 8 ways, for example, as 1595169 + 1055665081 = 1263^2 + 32491^2 .

It is a super-2 number, since 2×1057260250² = 2235598472460125000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65665 + ... + 80164.

Almost surely, 2^1057260250 is an apocalyptic number.

1057260250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1057260250 is a deficient number, since it is larger than the sum of its proper divisors (990192950).

1057260250 is a wasteful number, since it uses less digits than its factorization.

1057260250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145875 (or 145865 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 1057260250 is about 32515.5385931096. The cubic root of 1057260250 is about 1018.7336103351.

Adding to 1057260250 its reverse (520627501), we get a palindrome (1577887751).

The spelling of 1057260250 in words is "one billion, fifty-seven million, two hundred sixty thousand, two hundred fifty".