69135344 has 10 divisors (see below), whose sum is σ = 133949760. Its totient is φ = 34567664.

The previous prime is 69135343. The next prime is 69135359. The reversal of 69135344 is 44353196.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69135343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160464 + ... + 2160495.

It is an arithmetic number, because the mean of its divisors is an integer number (13394976).

Almost surely, 2^69135344 is an apocalyptic number.

It is an amenable number.

69135344 is a deficient number, since it is larger than the sum of its proper divisors (64814416).

69135344 is a wasteful number, since it uses less digits than its factorization.

69135344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4320967 (or 4320961 counting only the distinct ones).

The product of its digits is 38880, while the sum is 35.

The square root of 69135344 is about 8314.7666233034. The cubic root of 69135344 is about 410.4245928617.

The spelling of 69135344 in words is "sixty-nine million, one hundred thirty-five thousand, three hundred forty-four".