69869121 has 8 divisors (see below), whose sum is σ = 106467264. Its totient is φ = 39925200.

The previous prime is 69869117. The next prime is 69869159. The reversal of 69869121 is 12196896.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 69869121 - 2² = 69869117 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (69867121) 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, 1663530 + ... + 1663571.

It is an arithmetic number, because the mean of its divisors is an integer number (13308408).

Almost surely, 2^69869121 is an apocalyptic number.

It is an amenable number.

69869121 is a deficient number, since it is larger than the sum of its proper divisors (36598143).

69869121 is a wasteful number, since it uses less digits than its factorization.

69869121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3327111.

The product of its digits is 46656, while the sum is 42.

The square root of 69869121 is about 8358.7750896887. The cubic root of 69869121 is about 411.8715174980.

The spelling of 69869121 in words is "sixty-nine million, eight hundred sixty-nine thousand, one hundred twenty-one".