613745000 has 80 divisors (see below), whose sum is σ = 1568872800. Its totient is φ = 223160000.

The previous prime is 613744969. The next prime is 613745039. The reversal of 613745000 is 547316.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 49421 + ... + 60579.

It is an arithmetic number, because the mean of its divisors is an integer number (19610910).

Almost surely, 2^613745000 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 613745000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (784436400).

613745000 is an abundant number, since it is smaller than the sum of its proper divisors (955127800).

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

613745000 is a wasteful number, since it uses less digits than its factorization.

613745000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11196 (or 11177 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 613745000 is about 24773.8773711343. The cubic root of 613745000 is about 849.8246466417.

The spelling of 613745000 in words is "six hundred thirteen million, seven hundred forty-five thousand".