1606245242 has 32 divisors (see below), whose sum is σ = 2832890112. Its totient is φ = 668813184.

The previous prime is 1606245209. The next prime is 1606245271. The reversal of 1606245242 is 2425426061.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1606245199 and 1606245208.

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, 65918 + ... + 86934.

It is an arithmetic number, because the mean of its divisors is an integer number (88527816).

Almost surely, 2^1606245242 is an apocalyptic number.

1606245242 is a deficient number, since it is larger than the sum of its proper divisors (1226644870).

1606245242 is a wasteful number, since it uses less digits than its factorization.

1606245242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21182.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 1606245242 is about 40077.9894954824. The cubic root of 1606245242 is about 1171.1268861414.

The spelling of 1606245242 in words is "one billion, six hundred six million, two hundred forty-five thousand, two hundred forty-two".