69222245 has 4 divisors (see below), whose sum is σ = 83066700. Its totient is φ = 55377792.

The previous prime is 69222229. The next prime is 69222277. The reversal of 69222245 is 54222296.

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

It can be written as a sum of positive squares in 2 ways, for example, as 49098049 + 20124196 = 7007^2 + 4486^2 .

It is a cyclic number.

It is not a de Polignac number, because 69222245 - 2⁴ = 69222229 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6922220 + ... + 6922229.

It is an arithmetic number, because the mean of its divisors is an integer number (20766675).

Almost surely, 2^69222245 is an apocalyptic number.

It is an amenable number.

69222245 is a deficient number, since it is larger than the sum of its proper divisors (13844455).

69222245 is a wasteful number, since it uses less digits than its factorization.

69222245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13844454.

The product of its digits is 17280, while the sum is 32.

The square root of 69222245 is about 8319.9906850909. The cubic root of 69222245 is about 410.5964845556.

The spelling of 69222245 in words is "sixty-nine million, two hundred twenty-two thousand, two hundred forty-five".