69999996 has 24 divisors (see below), whose sum is σ = 178182144. Its totient is φ = 21212080.

The previous prime is 69999989. The next prime is 70000027.

69999996 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265020 + ... + 265283.

It is an arithmetic number, because the mean of its divisors is an integer number (7424256).

Almost surely, 2^69999996 is an apocalyptic number.

69999996 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

69999996 is an abundant number, since it is smaller than the sum of its proper divisors (108182148).

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

69999996 is a wasteful number, since it uses less digits than its factorization.

69999996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530321 (or 530319 counting only the distinct ones).

The product of its digits is 19131876, while the sum is 66.

The square root of 69999996 is about 8366.6000262950. The cubic root of 69999996 is about 412.1285221308.

The spelling of 69999996 in words is "sixty-nine million, nine hundred ninety-nine thousand, nine hundred ninety-six".