613388802 has 64 divisors (see below), whose sum is σ = 1372250880. Its totient is φ = 181488384.

The previous prime is 613388779. The next prime is 613388803. The reversal of 613388802 is 208883316.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (613388803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 843363 + ... + 844089.

It is an arithmetic number, because the mean of its divisors is an integer number (21441420).

Almost surely, 2^613388802 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 613388802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (686125440).

613388802 is an abundant number, since it is smaller than the sum of its proper divisors (758862078).

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

613388802 is a wasteful number, since it uses less digits than its factorization.

613388802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 613388802 is about 24766.6873440919. The cubic root of 613388802 is about 849.6602111304.

The spelling of 613388802 in words is "six hundred thirteen million, three hundred eighty-eight thousand, eight hundred two".