613320070 has 32 divisors (see below), whose sum is σ = 1256705280. Its totient is φ = 213327840.

The previous prime is 613320031. The next prime is 613320073. The reversal of 613320070 is 70023316.

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 (613320073) 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, 118680 + ... + 123739.

It is an arithmetic number, because the mean of its divisors is an integer number (39272040).

Almost surely, 2^613320070 is an apocalyptic number.

613320070 is an abundant number, since it is smaller than the sum of its proper divisors (643385210).

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

613320070 is a wasteful number, since it uses less digits than its factorization.

613320070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242460.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 613320070 is about 24765.2997155294. The cubic root of 613320070 is about 849.6284743121.

Adding to 613320070 its reverse (70023316), we get a palindrome (683343386).

The spelling of 613320070 in words is "six hundred thirteen million, three hundred twenty thousand, seventy".