373987 has 2 divisors, whose sum is σ = 373988. Its totient is φ = 373986.

The previous prime is 373981. The next prime is 373999. The reversal of 373987 is 789373.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 373987 - 2⁷ = 373859 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (373981) 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 as a sum of consecutive naturals, namely, 186993 + 186994.

It is an arithmetic number, because the mean of its divisors is an integer number (186994).

2³⁷³⁹⁸⁷ is an apocalyptic number.

373987 is a deficient number, since it is larger than the sum of its proper divisors (1).

373987 is an equidigital number, since it uses as much as digits as its factorization.

373987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 37.

The square root of 373987 is about 611.5447653279. The cubic root of 373987 is about 72.0474866780.

The spelling of 373987 in words is "three hundred seventy-three thousand, nine hundred eighty-seven".