1864126 has 12 divisors (see below), whose sum is σ = 3073896. Its totient is φ = 847220.

The previous prime is 1864117. The next prime is 1864151. The reversal of 1864126 is 6214681.

It is a super-3 number, since 3×1864126³ = 19433321976805777128, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1864094 and 1864103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3610 + ... + 4093.

It is an arithmetic number, because the mean of its divisors is an integer number (256158).

2^1864126 is an apocalyptic number.

1864126 is a deficient number, since it is larger than the sum of its proper divisors (1209770).

1864126 is a wasteful number, since it uses less digits than its factorization.

1864126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7727 (or 7716 counting only the distinct ones).

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

The square root of 1864126 is about 1365.3299967407. The cubic root of 1864126 is about 123.0717628245.

The spelling of 1864126 in words is "one million, eight hundred sixty-four thousand, one hundred twenty-six".