69642242 has 8 divisors (see below), whose sum is σ = 104503932. Its totient is φ = 34807600.

The previous prime is 69642211. The next prime is 69642263. The reversal of 69642242 is 24224696.

It can be written as a sum of positive squares in 2 ways, for example, as 68541841 + 1100401 = 8279^2 + 1049^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1892 + ... + 11952.

Almost surely, 2^69642242 is an apocalyptic number.

69642242 is a deficient number, since it is larger than the sum of its proper divisors (34861690).

69642242 is a wasteful number, since it uses less digits than its factorization.

69642242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13524.

The product of its digits is 41472, while the sum is 35.

The square root of 69642242 is about 8345.1927479238. The cubic root of 69642242 is about 411.4252243697.

The spelling of 69642242 in words is "sixty-nine million, six hundred forty-two thousand, two hundred forty-two".