1066625 has 32 divisors (see below), whose sum is σ = 1617408. Its totient is φ = 686400.

The previous prime is 1066621. The next prime is 1066643. The reversal of 1066625 is 5266601.

It is not a de Polignac number, because 1066625 - 2² = 1066621 is a prime.

It is a super-2 number, since 2×1066625² = 2275377781250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1066594 and 1066603.

It is not an unprimeable number, because it can be changed into a prime (1066621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20099 + ... + 20151.

It is an arithmetic number, because the mean of its divisors is an integer number (50544).

2^1066625 is an apocalyptic number.

It is an amenable number.

1066625 is a deficient number, since it is larger than the sum of its proper divisors (550783).

1066625 is an equidigital number, since it uses as much as digits as its factorization.

1066625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1066625 is about 1032.7753870034. The cubic root of 1066625 is about 102.1732605702.

The spelling of 1066625 in words is "one million, sixty-six thousand, six hundred twenty-five".