613895642 has 16 divisors (see below), whose sum is σ = 926430912. Its totient is φ = 305091360.

The previous prime is 613895629. The next prime is 613895663. The reversal of 613895642 is 246598316.

It is a junction number, because it is equal to n+sod(n) for n = 613895593 and 613895602.

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, 272573 + ... + 274815.

It is an arithmetic number, because the mean of its divisors is an integer number (57901932).

Almost surely, 2^613895642 is an apocalyptic number.

613895642 is a deficient number, since it is larger than the sum of its proper divisors (312535270).

613895642 is a wasteful number, since it uses less digits than its factorization.

613895642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3013.

The product of its digits is 311040, while the sum is 44.

The square root of 613895642 is about 24776.9175241796. The cubic root of 613895642 is about 849.8941699844.

The spelling of 613895642 in words is "six hundred thirteen million, eight hundred ninety-five thousand, six hundred forty-two".