373603 has 4 divisors (see below), whose sum is σ = 381600. Its totient is φ = 365608.

The previous prime is 373567. The next prime is 373613. The reversal of 373603 is 306373.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 306373 = 31 ⋅9883.

It is a cyclic number.

It is not a de Polignac number, because 373603 - 2⁹ = 373091 is a prime.

It is a Duffinian number.

373603 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (373613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3928 + ... + 4021.

It is an arithmetic number, because the mean of its divisors is an integer number (95400).

2³⁷³⁶⁰³ is an apocalyptic number.

373603 is a deficient number, since it is larger than the sum of its proper divisors (7997).

373603 is an equidigital number, since it uses as much as digits as its factorization.

373603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7996.

The product of its (nonzero) digits is 1134, while the sum is 22.

The square root of 373603 is about 611.2307256675. The cubic root of 373603 is about 72.0228194130.

Adding to 373603 its reverse (306373), we get a palindrome (679976).

The spelling of 373603 in words is "three hundred seventy-three thousand, six hundred three".