1066425 has 24 divisors (see below), whose sum is σ = 1800480. Its totient is φ = 556800.

The previous prime is 1066423. The next prime is 1066433. The reversal of 1066425 is 5246601.

It is not a de Polignac number, because 1066425 - 2¹ = 1066423 is a prime.

It is a super-2 number, since 2×1066425² = 2274524561250, which contains 22 as substring.

It is an Ulam number.

1066425 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1066395 and 1066404.

It is not an unprimeable number, because it can be changed into a prime (1066423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4305 + ... + 4545.

It is an arithmetic number, because the mean of its divisors is an integer number (75020).

2^1066425 is an apocalyptic number.

1066425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1066425 is a deficient number, since it is larger than the sum of its proper divisors (734055).

1066425 is a wasteful number, since it uses less digits than its factorization.

1066425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1066425 is about 1032.6785559892. The cubic root of 1066425 is about 102.1668740927.

The spelling of 1066425 in words is "one million, sixty-six thousand, four hundred twenty-five".