116421266 has 8 divisors (see below), whose sum is σ = 188065164. Its totient is φ = 53732880.

The previous prime is 116421259. The next prime is 116421271. The reversal of 116421266 is 662124611.

It can be written as a sum of positive squares in 2 ways, for example, as 112890625 + 3530641 = 10625^2 + 1879^2 .

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

It is a super-2 number, since 2×116421266² = 27107822354085512, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 2238845 + ... + 2238896.

Almost surely, 2^116421266 is an apocalyptic number.

116421266 is a deficient number, since it is larger than the sum of its proper divisors (71643898).

116421266 is a wasteful number, since it uses less digits than its factorization.

116421266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4477756.

The product of its digits is 3456, while the sum is 29.

The square root of 116421266 is about 10789.8686738996. The cubic root of 116421266 is about 488.2895604148.

Adding to 116421266 its reverse (662124611), we get a palindrome (778545877).

The spelling of 116421266 in words is "one hundred sixteen million, four hundred twenty-one thousand, two hundred sixty-six".