116405740 has 24 divisors (see below), whose sum is σ = 266675472. Its totient is φ = 42329280.

The previous prime is 116405719. The next prime is 116405741. The reversal of 116405740 is 47504611.

It is a junction number, because it is equal to n+sod(n) for n = 116405699 and 116405708.

It is not an unprimeable number, because it can be changed into a prime (116405741) 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, 264339 + ... + 264778.

It is an arithmetic number, because the mean of its divisors is an integer number (11111478).

Almost surely, 2^116405740 is an apocalyptic number.

116405740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116405740 is an abundant number, since it is smaller than the sum of its proper divisors (150269732).

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

116405740 is a wasteful number, since it uses less digits than its factorization.

116405740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529137 (or 529135 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 116405740 is about 10789.1491786887. The cubic root of 116405740 is about 488.2678532674.

The spelling of 116405740 in words is "one hundred sixteen million, four hundred five thousand, seven hundred forty".