116642274 has 64 divisors (see below), whose sum is σ = 278249472. Its totient is φ = 31896000.

The previous prime is 116642249. The next prime is 116642293. The reversal of 116642274 is 472246611.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131059 + ... + 131945.

It is an arithmetic number, because the mean of its divisors is an integer number (4347648).

Almost surely, 2^116642274 is an apocalyptic number.

116642274 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 116642274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139124736).

116642274 is an abundant number, since it is smaller than the sum of its proper divisors (161607198).

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

116642274 is a wasteful number, since it uses less digits than its factorization.

116642274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031.

The product of its digits is 16128, while the sum is 33.

The square root of 116642274 is about 10800.1052772647. The cubic root of 116642274 is about 488.5983461648.

Adding to 116642274 its reverse (472246611), we get a palindrome (588888885).

The spelling of 116642274 in words is "one hundred sixteen million, six hundred forty-two thousand, two hundred seventy-four".