1864332 has 18 divisors (see below), whose sum is σ = 4712708. Its totient is φ = 621432.

The previous prime is 1864307. The next prime is 1864361. The reversal of 1864332 is 2334681.

It is a happy number.

1864332 is a `hidden beast` number, since 18 + 643 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 1864296 and 1864305.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25858 + ... + 25929.

2^1864332 is an apocalyptic number.

1864332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1864332 is an abundant number, since it is smaller than the sum of its proper divisors (2848376).

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

1864332 is a wasteful number, since it uses less digits than its factorization.

1864332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51797 (or 51792 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 1864332 is about 1365.4054342942. The cubic root of 1864332 is about 123.0762961106.

The spelling of 1864332 in words is "one million, eight hundred sixty-four thousand, three hundred thirty-two".