613352404 has 72 divisors (see below), whose sum is σ = 1299080160. Its totient is φ = 252431424.

The previous prime is 613352393. The next prime is 613352447. The reversal of 613352404 is 404253316.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 601407 + ... + 602425.

It is an arithmetic number, because the mean of its divisors is an integer number (18042780).

Almost surely, 2^613352404 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 613352404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (649540080).

613352404 is an abundant number, since it is smaller than the sum of its proper divisors (685727756).

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

613352404 is a wasteful number, since it uses less digits than its factorization.

613352404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157 (or 1148 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 613352404 is about 24765.9525155000. The cubic root of 613352404 is about 849.6434047460.

The spelling of 613352404 in words is "six hundred thirteen million, three hundred fifty-two thousand, four hundred four".