116649242 has 4 divisors (see below), whose sum is σ = 174973866. Its totient is φ = 58324620.

The previous prime is 116649241. The next prime is 116649259. The reversal of 116649242 is 242946611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 242946611 = 14831 ⋅16381.

It can be written as a sum of positive squares in only one way, i.e., 90649441 + 25999801 = 9521^2 + 5099^2 .

It is not an unprimeable number, because it can be changed into a prime (116649241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29162309 + ... + 29162312.

Almost surely, 2^116649242 is an apocalyptic number.

116649242 is a deficient number, since it is larger than the sum of its proper divisors (58324624).

116649242 is an equidigital number, since it uses as much as digits as its factorization.

116649242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58324623.

The product of its digits is 20736, while the sum is 35.

The square root of 116649242 is about 10800.4278618951. The cubic root of 116649242 is about 488.6080753004.

The spelling of 116649242 in words is "one hundred sixteen million, six hundred forty-nine thousand, two hundred forty-two".