1873965 has 16 divisors (see below), whose sum is σ = 3015936. Its totient is φ = 993600.

The previous prime is 1873889. The next prime is 1873967. The reversal of 1873965 is 5693781.

It is not a de Polignac number, because 1873965 - 2¹¹ = 1871917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1873967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3835 + ... + 4295.

It is an arithmetic number, because the mean of its divisors is an integer number (188496).

2^1873965 is an apocalyptic number.

1873965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1873965 is a deficient number, since it is larger than the sum of its proper divisors (1141971).

1873965 is a wasteful number, since it uses less digits than its factorization.

1873965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740.

The product of its digits is 45360, while the sum is 39.

The square root of 1873965 is about 1368.9284130297. The cubic root of 1873965 is about 123.2879103894.

The spelling of 1873965 in words is "one million, eight hundred seventy-three thousand, nine hundred sixty-five".