1066250 has 20 divisors (see below), whose sum is σ = 2000922. Its totient is φ = 426000.

The previous prime is 1066237. The next prime is 1066253. The reversal of 1066250 is 526601.

It can be written as a sum of positive squares in 5 ways, for example, as 27889 + 1038361 = 167^2 + 1019^2 .

It is a super-2 number, since 2×1066250² = 2273778125000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066253) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 824 + ... + 1676.

2^1066250 is an apocalyptic number.

1066250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1066250 is a deficient number, since it is larger than the sum of its proper divisors (934672).

1066250 is an frugal number, since it uses more digits than its factorization.

1066250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875 (or 860 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1066250 is about 1032.5938214032. The cubic root of 1066250 is about 102.1612852699.

The spelling of 1066250 in words is "one million, sixty-six thousand, two hundred fifty".