1864063 has 4 divisors (see below), whose sum is σ = 1899288. Its totient is φ = 1828840.

The previous prime is 1864043. The next prime is 1864069. The reversal of 1864063 is 3604681.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1864063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1864069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17533 + ... + 17638.

It is an arithmetic number, because the mean of its divisors is an integer number (474822).

2^1864063 is an apocalyptic number.

1864063 is a deficient number, since it is larger than the sum of its proper divisors (35225).

1864063 is an equidigital number, since it uses as much as digits as its factorization.

1864063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35224.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1864063 is about 1365.3069252003. The cubic root of 1864063 is about 123.0703763645.

The spelling of 1864063 in words is "one million, eight hundred sixty-four thousand, sixty-three".