16919902 has 16 divisors (see below), whose sum is σ = 25966080. Its totient is φ = 8266392.

The previous prime is 16919897. The next prime is 16919909. The reversal of 16919902 is 20991961.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16919909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25993 + ... + 26635.

It is an arithmetic number, because the mean of its divisors is an integer number (1622880).

Almost surely, 2^16919902 is an apocalyptic number.

16919902 is a deficient number, since it is larger than the sum of its proper divisors (9046178).

16919902 is a wasteful number, since it uses less digits than its factorization.

16919902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927.

The product of its (nonzero) digits is 8748, while the sum is 37.

The square root of 16919902 is about 4113.3808479157. The cubic root of 16919902 is about 256.7236907837.

The spelling of 16919902 in words is "sixteen million, nine hundred nineteen thousand, nine hundred two".