1247066 has 8 divisors (see below), whose sum is σ = 1876800. Its totient is φ = 621468.

The previous prime is 1247063. The next prime is 1247089. The reversal of 1247066 is 6607421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1247063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116 + ... + 1583.

It is an arithmetic number, because the mean of its divisors is an integer number (234600).

2^1247066 is an apocalyptic number.

1247066 is a deficient number, since it is larger than the sum of its proper divisors (629734).

1247066 is a wasteful number, since it uses less digits than its factorization.

1247066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2068.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 1247066 is about 1116.7210932010. The cubic root of 1247066 is about 107.6373869886.

The spelling of 1247066 in words is "one million, two hundred forty-seven thousand, sixty-six".