116398464 has 128 divisors (see below), whose sum is σ = 380647680. Its totient is φ = 30689280.

The previous prime is 116398433. The next prime is 116398481. The reversal of 116398464 is 464893611.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33279 + ... + 36609.

It is an arithmetic number, because the mean of its divisors is an integer number (2973810).

Almost surely, 2^116398464 is an apocalyptic number.

116398464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116398464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190323840).

116398464 is an abundant number, since it is smaller than the sum of its proper divisors (264249216).

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

116398464 is a wasteful number, since it uses less digits than its factorization.

116398464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3368 (or 3356 counting only the distinct ones).

The product of its digits is 124416, while the sum is 42.

The square root of 116398464 is about 10788.8119827903. The cubic root of 116398464 is about 488.2576799119.

The spelling of 116398464 in words is "one hundred sixteen million, three hundred ninety-eight thousand, four hundred sixty-four".