69696066 has 32 divisors (see below), whose sum is σ = 160070400. Its totient is φ = 20008080.

The previous prime is 69696059. The next prime is 69696101. The reversal of 69696066 is 66069696.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26536 + ... + 29043.

It is an arithmetic number, because the mean of its divisors is an integer number (5002200).

Almost surely, 2^69696066 is an apocalyptic number.

69696066 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

69696066 is an abundant number, since it is smaller than the sum of its proper divisors (90374334).

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

69696066 is a wasteful number, since it uses less digits than its factorization.

69696066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55614.

The product of its (nonzero) digits is 629856, while the sum is 48.

The square root of 69696066 is about 8348.4169756907. The cubic root of 69696066 is about 411.5311890265.

The spelling of 69696066 in words is "sixty-nine million, six hundred ninety-six thousand, sixty-six".