1855132 has 12 divisors (see below), whose sum is σ = 3300136. Its totient is φ = 912240.

The previous prime is 1855123. The next prime is 1855153. The reversal of 1855132 is 2315581.

It is a happy number.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1855097 and 1855106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3558 + ... + 4045.

2^1855132 is an apocalyptic number.

It is an amenable number.

1855132 is a deficient number, since it is larger than the sum of its proper divisors (1445004).

1855132 is a wasteful number, since it uses less digits than its factorization.

1855132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7668 (or 7666 counting only the distinct ones).

The product of its digits is 1200, while the sum is 25.

The square root of 1855132 is about 1362.0323050501. The cubic root of 1855132 is about 122.8735122024.

The spelling of 1855132 in words is "one million, eight hundred fifty-five thousand, one hundred thirty-two".