87603 has 4 divisors (see below), whose sum is σ = 116808. Its totient is φ = 58400.

The previous prime is 87589. The next prime is 87613. The reversal of 87603 is 30678.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 87603 - 2⁴ = 87587 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (87613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14598 + ... + 14603.

It is an arithmetic number, because the mean of its divisors is an integer number (29202).

2⁸⁷⁶⁰³ is an apocalyptic number.

87603 is a deficient number, since it is larger than the sum of its proper divisors (29205).

87603 is a wasteful number, since it uses less digits than its factorization.

87603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29204.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 87603 is about 295.9780397259. The cubic root of 87603 is about 44.4126130873.

The spelling of 87603 in words is "eighty-seven thousand, six hundred three".