16770969 has 20 divisors (see below), whose sum is σ = 25864960. Its totient is φ = 10818360.

The previous prime is 16770967. The next prime is 16770973. The reversal of 16770969 is 96907761.

It is not a de Polignac number, because 16770969 - 2¹ = 16770967 is a prime.

It is a super-2 number, since 2×16770969² = 562530802397922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16770967) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 829 + ... + 5850.

It is an arithmetic number, because the mean of its divisors is an integer number (1293248).

Almost surely, 2^16770969 is an apocalyptic number.

It is an amenable number.

16770969 is a deficient number, since it is larger than the sum of its proper divisors (9093991).

16770969 is an equidigital number, since it uses as much as digits as its factorization.

16770969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6722 (or 6713 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 45.

The square root of 16770969 is about 4095.2373557585. The cubic root of 16770969 is about 255.9682221704.

The spelling of 16770969 in words is "sixteen million, seven hundred seventy thousand, nine hundred sixty-nine".