613735320 has 64 divisors (see below), whose sum is σ = 2008592640. Its totient is φ = 148784000.

The previous prime is 613735307. The next prime is 613735333. The reversal of 613735320 is 23537316.

It is an interprime number because it is at equal distance from previous prime (613735307) and next prime (613735333).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231156 + ... + 233795.

It is an arithmetic number, because the mean of its divisors is an integer number (31384260).

Almost surely, 2^613735320 is an apocalyptic number.

613735320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

613735320 is an abundant number, since it is smaller than the sum of its proper divisors (1394857320).

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

613735320 is a wasteful number, since it uses less digits than its factorization.

613735320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464976 (or 464972 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 30.

The square root of 613735320 is about 24773.6820032873. The cubic root of 613735320 is about 849.8201788004.

The spelling of 613735320 in words is "six hundred thirteen million, seven hundred thirty-five thousand, three hundred twenty".