613426000 has 80 divisors (see below), whose sum is σ = 1618164288. Its totient is φ = 223056000.

The previous prime is 613425991. The next prime is 613426007. The reversal of 613426000 is 624316.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613426007) 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, 8059 + ... + 35941.

Almost surely, 2^613426000 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 613426000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (809082144).

613426000 is an abundant number, since it is smaller than the sum of its proper divisors (1004738288).

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

613426000 is a wasteful number, since it uses less digits than its factorization.

613426000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27917 (or 27901 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 613426000 is about 24767.4383011243. The cubic root of 613426000 is about 849.6773862194.

The spelling of 613426000 in words is "six hundred thirteen million, four hundred twenty-six thousand".