116639242 has 16 divisors (see below), whose sum is σ = 179148672. Its totient is φ = 56929600.

The previous prime is 116639239. The next prime is 116639249. The reversal of 116639242 is 242936611.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 116639198 and 116639207.

It is not an unprimeable number, because it can be changed into a prime (116639249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40242 + ... + 43042.

It is an arithmetic number, because the mean of its divisors is an integer number (11196792).

Almost surely, 2^116639242 is an apocalyptic number.

116639242 is a deficient number, since it is larger than the sum of its proper divisors (62509430).

116639242 is a wasteful number, since it uses less digits than its factorization.

116639242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3293.

The product of its digits is 15552, while the sum is 34.

The square root of 116639242 is about 10799.9649073504. The cubic root of 116639242 is about 488.5941125853.

The spelling of 116639242 in words is "one hundred sixteen million, six hundred thirty-nine thousand, two hundred forty-two".