967669 has 4 divisors (see below), whose sum is σ = 970144. Its totient is φ = 965196.

The previous prime is 967667. The next prime is 967693. The reversal of 967669 is 966769.

It is a happy number.

967669 is nontrivially palindromic in base 3.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 966769 = 43 ⋅22483.

It is a cyclic number.

It is not a de Polignac number, because 967669 - 2¹ = 967667 is a prime.

It is a super-2 number, since 2×967669² = 1872766587122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (967663) 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 3 ways as a sum of consecutive naturals, for example, 507 + ... + 1480.

It is an arithmetic number, because the mean of its divisors is an integer number (242536).

2⁹⁶⁷⁶⁶⁹ is an apocalyptic number.

It is an amenable number.

967669 is a deficient number, since it is larger than the sum of its proper divisors (2475).

967669 is a wasteful number, since it uses less digits than its factorization.

967669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2474.

The product of its digits is 122472, while the sum is 43.

The square root of 967669 is about 983.7016824221. The cubic root of 967669 is about 98.9104724078.

Subtracting from 967669 its reverse (966769), we obtain a square (900 = 30²).

The spelling of 967669 in words is "nine hundred sixty-seven thousand, six hundred sixty-nine".