9942503 has 8 divisors (see below), whose sum is σ = 10348800. Its totient is φ = 9544248.

The previous prime is 9942497. The next prime is 9942523. The reversal of 9942503 is 3052499.

9942503 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9942503 - 2¹⁰ = 9941479 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9942503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9942523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 578 + ... + 4496.

It is an arithmetic number, because the mean of its divisors is an integer number (1293600).

Almost surely, 2^9942503 is an apocalyptic number.

9942503 is a deficient number, since it is larger than the sum of its proper divisors (406297).

9942503 is a wasteful number, since it uses less digits than its factorization.

9942503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4021.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 9942503 is about 3153.1734807968. The cubic root of 9942503 is about 215.0297633214.

The spelling of 9942503 in words is "nine million, nine hundred forty-two thousand, five hundred three".