16002345 has 16 divisors (see below), whose sum is σ = 26487360. Its totient is φ = 8240064.

The previous prime is 16002331. The next prime is 16002377. The reversal of 16002345 is 54320061.

It is a happy number.

16002345 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16002345 - 2⁶ = 16002281 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17959 + ... + 18828.

It is an arithmetic number, because the mean of its divisors is an integer number (1655460).

Almost surely, 2^16002345 is an apocalyptic number.

16002345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16002345 is a deficient number, since it is larger than the sum of its proper divisors (10485015).

16002345 is a wasteful number, since it uses less digits than its factorization.

16002345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36824.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 16002345 is about 4000.2931142605. The cubic root of 16002345 is about 251.9965198562.

The spelling of 16002345 in words is "sixteen million, two thousand, three hundred forty-five".