16919097 has 32 divisors (see below), whose sum is σ = 26046720. Its totient is φ = 9734400.

The previous prime is 16919083. The next prime is 16919113. The reversal of 16919097 is 79091961.

It is not a de Polignac number, because 16919097 - 2⁶ = 16919033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16919047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111972 + ... + 112122.

It is an arithmetic number, because the mean of its divisors is an integer number (813960).

Almost surely, 2^16919097 is an apocalyptic number.

16919097 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

16919097 is a deficient number, since it is larger than the sum of its proper divisors (9127623).

16919097 is a wasteful number, since it uses less digits than its factorization.

16919097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 42.

The square root of 16919097 is about 4113.2829953700. The cubic root of 16919097 is about 256.7196193289.

The spelling of 16919097 in words is "sixteen million, nine hundred nineteen thousand, ninety-seven".