104032287 has 12 divisors (see below), whose sum is σ = 150785544. Its totient is φ = 69116400.

The previous prime is 104032273. The next prime is 104032301. The reversal of 104032287 is 782230401.

It is an interprime number because it is at equal distance from previous prime (104032273) and next prime (104032301).

It is not a de Polignac number, because 104032287 - 2⁶ = 104032223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 104032287.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104032217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17089 + ... + 22362.

It is an arithmetic number, because the mean of its divisors is an integer number (12565462).

Almost surely, 2^104032287 is an apocalyptic number.

104032287 is a deficient number, since it is larger than the sum of its proper divisors (46753257).

104032287 is a wasteful number, since it uses less digits than its factorization.

104032287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39750 (or 39747 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 104032287 is about 10199.6219047571. The cubic root of 104032287 is about 470.3155976007.

Adding to 104032287 its reverse (782230401), we get a palindrome (886262688).

The spelling of 104032287 in words is "one hundred four million, thirty-two thousand, two hundred eighty-seven".