373985 has 4 divisors (see below), whose sum is σ = 448788. Its totient is φ = 299184.

The previous prime is 373981. The next prime is 373987. The reversal of 373985 is 589373.

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

It can be written as a sum of positive squares in 2 ways, for example, as 61504 + 312481 = 248^2 + 559^2 .

It is a cyclic number.

It is not a de Polignac number, because 373985 - 2² = 373981 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 373985.

It is not an unprimeable number, because it can be changed into a prime (373981) 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, 37394 + ... + 37403.

It is an arithmetic number, because the mean of its divisors is an integer number (112197).

373985 is a Friedman number, since it can be written as 8+(57*3^9)/3, using all its digits and the basic arithmetic operations.

2³⁷³⁹⁸⁵ is an apocalyptic number.

It is an amenable number.

373985 is a deficient number, since it is larger than the sum of its proper divisors (74803).

373985 is an equidigital number, since it uses as much as digits as its factorization.

373985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74802.

The product of its digits is 22680, while the sum is 35.

The square root of 373985 is about 611.5431301225. The cubic root of 373985 is about 72.0473582464.

The spelling of 373985 in words is "three hundred seventy-three thousand, nine hundred eighty-five".