116002638 has 32 divisors (see below), whose sum is σ = 271353600. Its totient is φ = 36632088.

The previous prime is 116002631. The next prime is 116002643. The reversal of 116002638 is 836200611.

116002638 is a `hidden beast` number, since 1 + 1 + 600 + 26 + 38 = 666.

It is a super-2 number, since 2×116002638² = 26913224045918088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116002631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55506 + ... + 57557.

It is an arithmetic number, because the mean of its divisors is an integer number (8479800).

Almost surely, 2^116002638 is an apocalyptic number.

116002638 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

116002638 is an abundant number, since it is smaller than the sum of its proper divisors (155350962).

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

116002638 is a wasteful number, since it uses less digits than its factorization.

116002638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113093 (or 113087 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 116002638 is about 10770.4520796483. The cubic root of 116002638 is about 487.7035930687.

The spelling of 116002638 in words is "one hundred sixteen million, two thousand, six hundred thirty-eight".