1027668 has 12 divisors (see below), whose sum is σ = 2397920. Its totient is φ = 342552.

The previous prime is 1027643. The next prime is 1027679. The reversal of 1027668 is 8667201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1027668² = 2112203036448, 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 in 3 ways as a sum of consecutive naturals, for example, 42808 + ... + 42831.

2^1027668 is an apocalyptic number.

It is an amenable number.

1027668 is an abundant number, since it is smaller than the sum of its proper divisors (1370252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1027668 is a wasteful number, since it uses less digits than its factorization.

1027668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85646 (or 85644 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 1027668 is about 1013.7396115374. The cubic root of 1027668 is about 100.9138892879.

The spelling of 1027668 in words is "one million, twenty-seven thousand, six hundred sixty-eight".