1873363 has 4 divisors (see below), whose sum is σ = 1876240. Its totient is φ = 1870488.

The previous prime is 1873357. The next prime is 1873367. The reversal of 1873363 is 3633781.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3633781 = 89 ⋅40829.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1873363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1873367) 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, 58 + ... + 1936.

It is an arithmetic number, because the mean of its divisors is an integer number (469060).

2^1873363 is an apocalyptic number.

1873363 is a deficient number, since it is larger than the sum of its proper divisors (2877).

1873363 is an equidigital number, since it uses as much as digits as its factorization.

1873363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2876.

The product of its digits is 9072, while the sum is 31.

The square root of 1873363 is about 1368.7085153531. The cubic root of 1873363 is about 123.2747071419.

It can be divided in two parts, 187 and 3363, that multiplied together give a triangular number (628881 = T₁₁₂₁).

The spelling of 1873363 in words is "one million, eight hundred seventy-three thousand, three hundred sixty-three".