373687 has 4 divisors (see below), whose sum is σ = 378880. Its totient is φ = 368496.

The previous prime is 373669. The next prime is 373693. The reversal of 373687 is 786373.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 786373 = 7 ⋅112339.

It is a cyclic number.

It is not a de Polignac number, because 373687 - 2¹¹ = 371639 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (373657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2487 + ... + 2632.

It is an arithmetic number, because the mean of its divisors is an integer number (94720).

2³⁷³⁶⁸⁷ is an apocalyptic number.

373687 is a deficient number, since it is larger than the sum of its proper divisors (5193).

373687 is an equidigital number, since it uses as much as digits as its factorization.

373687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5192.

The product of its digits is 21168, while the sum is 34.

The square root of 373687 is about 611.2994356287. The cubic root of 373687 is about 72.0282168210.

Subtracting 373687 from its reverse (786373), we obtain a triangular number (412686 = T₉₀₈).

The spelling of 373687 in words is "three hundred seventy-three thousand, six hundred eighty-seven".