106990569 has 72 divisors (see below), whose sum is σ = 189221760. Its totient is φ = 58024512.

The previous prime is 106990567. The next prime is 106990591. The reversal of 106990569 is 965099601.

It is not a de Polignac number, because 106990569 - 2¹ = 106990567 is a prime.

It is a super-2 number, since 2×106990569² = 22893963709887522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106990567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1289002 + ... + 1289084.

It is an arithmetic number, because the mean of its divisors is an integer number (2628080).

Almost surely, 2^106990569 is an apocalyptic number.

It is an amenable number.

106990569 is a deficient number, since it is larger than the sum of its proper divisors (82231191).

106990569 is a wasteful number, since it uses less digits than its factorization.

106990569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The square root of 106990569 is about 10343.6245581518. The cubic root of 106990569 is about 474.7319913772.

The spelling of 106990569 in words is "one hundred six million, nine hundred ninety thousand, five hundred sixty-nine".