613970697 has 16 divisors (see below), whose sum is σ = 839897280. Its totient is φ = 398802432.

The previous prime is 613970689. The next prime is 613970719. The reversal of 613970697 is 796079316.

It is not a de Polignac number, because 613970697 - 2³ = 613970689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (613970597) 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, 4653 + ... + 35349.

It is an arithmetic number, because the mean of its divisors is an integer number (52493580).

Almost surely, 2^613970697 is an apocalyptic number.

It is an amenable number.

613970697 is a deficient number, since it is larger than the sum of its proper divisors (225926583).

613970697 is a wasteful number, since it uses less digits than its factorization.

613970697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30872.

The product of its (nonzero) digits is 428652, while the sum is 48.

The square root of 613970697 is about 24778.4320932540. The cubic root of 613970697 is about 849.9288046482.

The spelling of 613970697 in words is "six hundred thirteen million, nine hundred seventy thousand, six hundred ninety-seven".