69228967 has 4 divisors (see below), whose sum is σ = 69249376. Its totient is φ = 69208560.

The previous prime is 69228959. The next prime is 69229021. The reversal of 69228967 is 76982296.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 69228967 - 2³ = 69228959 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 69228967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69228767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3759 + ... + 12352.

It is an arithmetic number, because the mean of its divisors is an integer number (17312344).

It is a Poulet number, since it divides 2^69228966-1.

Almost surely, 2^69228967 is an apocalyptic number.

69228967 is a deficient number, since it is larger than the sum of its proper divisors (20409).

69228967 is a wasteful number, since it uses less digits than its factorization.

69228967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20408.

The product of its digits is 653184, while the sum is 49.

The square root of 69228967 is about 8320.3946420828. The cubic root of 69228967 is about 410.6097747931.

The spelling of 69228967 in words is "sixty-nine million, two hundred twenty-eight thousand, nine hundred sixty-seven".