118420782 has 8 divisors (see below), whose sum is σ = 236841576. Its totient is φ = 39473592.

The previous prime is 118420741. The next prime is 118420807. The reversal of 118420782 is 287024811.

It is a happy number.

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

118420782 is an admirable number.

It is a congruent number.

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, 9868393 + ... + 9868404.

It is an arithmetic number, because the mean of its divisors is an integer number (29605197).

Almost surely, 2^118420782 is an apocalyptic number.

118420782 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

118420782 is a wasteful number, since it uses less digits than its factorization.

118420782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19736802.

The product of its (nonzero) digits is 7168, while the sum is 33.

The square root of 118420782 is about 10882.1313169801. The cubic root of 118420782 is about 491.0691385309.

The spelling of 118420782 in words is "one hundred eighteen million, four hundred twenty thousand, seven hundred eighty-two".