69696628 has 12 divisors (see below), whose sum is σ = 126175140. Its totient is φ = 33646592.

The previous prime is 69696623. The next prime is 69696637. The reversal of 69696628 is 82669696.

It can be written as a sum of positive squares in 2 ways, for example, as 52157284 + 17539344 = 7222^2 + 4188^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69696623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300301 + ... + 300532.

It is an arithmetic number, because the mean of its divisors is an integer number (10514595).

Almost surely, 2^69696628 is an apocalyptic number.

It is an amenable number.

69696628 is a deficient number, since it is larger than the sum of its proper divisors (56478512).

69696628 is a wasteful number, since it uses less digits than its factorization.

69696628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600866 (or 600864 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 52.

The square root of 69696628 is about 8348.4506346986. The cubic root of 69696628 is about 411.5322951621.

The spelling of 69696628 in words is "sixty-nine million, six hundred ninety-six thousand, six hundred twenty-eight".