1023868 has 24 divisors (see below), whose sum is σ = 1935360. Its totient is φ = 472560.

The previous prime is 1023857. The next prime is 1023871. The reversal of 1023868 is 8683201.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2673 + ... + 3031.

It is an arithmetic number, because the mean of its divisors is an integer number (80640).

2^1023868 is an apocalyptic number.

It is an amenable number.

1023868 is a deficient number, since it is larger than the sum of its proper divisors (911492).

1023868 is a wasteful number, since it uses less digits than its factorization.

1023868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417 (or 415 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 1023868 is about 1011.8636271751. The cubic root of 1023868 is about 100.7893528269.

It can be divided in two parts, 1023 and 868, that added together give a triangular number (1891 = T₆₁).

The spelling of 1023868 in words is "one million, twenty-three thousand, eight hundred sixty-eight".