69040224 has 288 divisors, whose sum is σ = 239016960. Its totient is φ = 18662400.

The previous prime is 69040219. The next prime is 69040253. The reversal of 69040224 is 42204096.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1865934 + ... + 1865970.

It is an arithmetic number, because the mean of its divisors is an integer number (829920).

Almost surely, 2^69040224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 69040224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119508480).

69040224 is an abundant number, since it is smaller than the sum of its proper divisors (169976736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

69040224 is a wasteful number, since it uses less digits than its factorization.

69040224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 69040224 is about 8309.0447104345. The cubic root of 69040224 is about 410.2362786414.

The spelling of 69040224 in words is "sixty-nine million, forty thousand, two hundred twenty-four".