1868396 has 12 divisors (see below), whose sum is σ = 3290448. Its totient is φ = 928272.

The previous prime is 1868387. The next prime is 1868407. The reversal of 1868396 is 6938681.

It is a happy number.

It is a super-2 number, since 2×1868396² = 6981807225632, which contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

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, 731 + ... + 2066.

It is an arithmetic number, because the mean of its divisors is an integer number (274204).

2^1868396 is an apocalyptic number.

It is an amenable number.

1868396 is a deficient number, since it is larger than the sum of its proper divisors (1422052).

1868396 is a wasteful number, since it uses less digits than its factorization.

1868396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2968 (or 2966 counting only the distinct ones).

The product of its digits is 62208, while the sum is 41.

The square root of 1868396 is about 1366.8928268156. The cubic root of 1868396 is about 123.1656612850.

The spelling of 1868396 in words is "one million, eight hundred sixty-eight thousand, three hundred ninety-six".