613404316 has 48 divisors (see below), whose sum is σ = 1272463360. Its totient is φ = 253186560.

The previous prime is 613404313. The next prime is 613404343.

613404316 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613404313) 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, 191980 + ... + 195148.

Almost surely, 2^613404316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 613404316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (636231680).

613404316 is an abundant number, since it is smaller than the sum of its proper divisors (659059044).

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

613404316 is a wasteful number, since it uses less digits than its factorization.

613404316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3434 (or 3432 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 613404316 is about 24767.0005450801. Note that the first 3 decimals coincide. The cubic root of 613404316 is about 849.6673743508.

It can be divided in two parts, 61340 and 4316, that added together give a palindrome (65656).

The spelling of 613404316 in words is "six hundred thirteen million, four hundred four thousand, three hundred sixteen".