69228394 has 32 divisors (see below), whose sum is σ = 112089600. Its totient is φ = 31993920.

The previous prime is 69228389. The next prime is 69228421. The reversal of 69228394 is 49382296.

It is a self number, because there is not a number n which added to its sum of digits gives 69228394.

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 15 ways as a sum of consecutive naturals, for example, 249784 + ... + 250060.

It is an arithmetic number, because the mean of its divisors is an integer number (3502800).

Almost surely, 2^69228394 is an apocalyptic number.

69228394 is a deficient number, since it is larger than the sum of its proper divisors (42861206).

69228394 is a wasteful number, since it uses less digits than its factorization.

69228394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478.

The product of its digits is 186624, while the sum is 43.

The square root of 69228394 is about 8320.3602085487. The cubic root of 69228394 is about 410.6086419337.

The spelling of 69228394 in words is "sixty-nine million, two hundred twenty-eight thousand, three hundred ninety-four".