16242504 has 16 divisors (see below), whose sum is σ = 40606320. Its totient is φ = 5414160.

The previous prime is 16242491. The next prime is 16242529. The reversal of 16242504 is 40524261.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 676771 = 16242504 / (1 + 6 + 2 + 4 + 2 + 5 + 0 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 338362 + ... + 338409.

It is an arithmetic number, because the mean of its divisors is an integer number (2537895).

Almost surely, 2^16242504 is an apocalyptic number.

It is an amenable number.

16242504 is an abundant number, since it is smaller than the sum of its proper divisors (24363816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16242504 is a wasteful number, since it uses less digits than its factorization.

16242504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676780 (or 676776 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 16242504 is about 4030.1990025308. The cubic root of 16242504 is about 253.2508980783.

Adding to 16242504 its reverse (40524261), we get a palindrome (56766765).

The spelling of 16242504 in words is "sixteen million, two hundred forty-two thousand, five hundred four".