1005662 has 16 divisors (see below), whose sum is σ = 1784160. Its totient is φ = 415968.

The previous prime is 1005661. The next prime is 1005677. The reversal of 1005662 is 2665001.

It is a super-2 number, since 2×1005662² = 2022712116488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 833 + ... + 1644.

It is an arithmetic number, because the mean of its divisors is an integer number (111510).

2^1005662 is an apocalyptic number.

1005662 is a deficient number, since it is larger than the sum of its proper divisors (778498).

1005662 is a wasteful number, since it uses less digits than its factorization.

1005662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2515.

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

The square root of 1005662 is about 1002.8270040241. The cubic root of 1005662 is about 100.1883782469.

The spelling of 1005662 in words is "one million, five thousand, six hundred sixty-two".