1066742 has 4 divisors (see below), whose sum is σ = 1600116. Its totient is φ = 533370.

The previous prime is 1066729. The next prime is 1066753. The reversal of 1066742 is 2476601.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1066742² = 2275876989128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266684 + ... + 266687.

It is an arithmetic number, because the mean of its divisors is an integer number (400029).

2^1066742 is an apocalyptic number.

1066742 is a deficient number, since it is larger than the sum of its proper divisors (533374).

1066742 is an equidigital number, since it uses as much as digits as its factorization.

1066742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533373.

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

The square root of 1066742 is about 1032.8320289379. The cubic root of 1066742 is about 102.1769962893.

The spelling of 1066742 in words is "one million, sixty-six thousand, seven hundred forty-two".