613009344 has 56 divisors (see below), whose sum is σ = 1656453888. Its totient is φ = 199985920.

The previous prime is 613009291. The next prime is 613009361. The reversal of 613009344 is 443900316.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24942 + ... + 42989.

Almost surely, 2^613009344 is an apocalyptic number.

613009344 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

613009344 is an abundant number, since it is smaller than the sum of its proper divisors (1043444544).

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

613009344 is a wasteful number, since it uses less digits than its factorization.

613009344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67993 (or 67983 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 613009344 is about 24759.0255058635. The cubic root of 613009344 is about 849.4849678101.

The spelling of 613009344 in words is "six hundred thirteen million, nine thousand, three hundred forty-four".