373887987 has 16 divisors (see below), whose sum is σ = 575828352. Its totient is φ = 213269120.

The previous prime is 373887973. The next prime is 373888003. The reversal of 373887987 is 789788373.

It is a cyclic number.

It is not a de Polignac number, because 373887987 - 2¹⁵ = 373855219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 373887987.

It is not an unprimeable number, because it can be changed into a prime (373887887) 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, 332673 + ... + 333794.

It is an arithmetic number, because the mean of its divisors is an integer number (35989272).

Almost surely, 2^373887987 is an apocalyptic number.

373887987 is a deficient number, since it is larger than the sum of its proper divisors (201940365).

373887987 is a wasteful number, since it uses less digits than its factorization.

373887987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666498.

The product of its digits is 14224896, while the sum is 60.

The square root of 373887987 is about 19336.1833617702. The cubic root of 373887987 is about 720.4112792985.

The spelling of 373887987 in words is "three hundred seventy-three million, eight hundred eighty-seven thousand, nine hundred eighty-seven".