16977249 has 8 divisors (see below), whose sum is σ = 25151520. Its totient is φ = 11318148.

The previous prime is 16977229. The next prime is 16977251. The reversal of 16977249 is 94277961.

It is not a de Polignac number, because 16977249 - 2¹⁵ = 16944481 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16977229) 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, 314367 + ... + 314420.

It is an arithmetic number, because the mean of its divisors is an integer number (3143940).

Almost surely, 2^16977249 is an apocalyptic number.

It is an amenable number.

16977249 is a deficient number, since it is larger than the sum of its proper divisors (8174271).

16977249 is an equidigital number, since it uses as much as digits as its factorization.

16977249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628796 (or 628790 counting only the distinct ones).

The product of its digits is 190512, while the sum is 45.

The square root of 16977249 is about 4120.3457379205. The cubic root of 16977249 is about 257.0134034908.

The spelling of 16977249 in words is "sixteen million, nine hundred seventy-seven thousand, two hundred forty-nine".