4492509918 has 32 divisors (see below), whose sum is σ = 9766624896. Its totient is φ = 1369389408.

The previous prime is 4492509911. The next prime is 4492509961. The reversal of 4492509918 is 8199052944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4492509911) 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, 260796 + ... + 277487.

It is an arithmetic number, because the mean of its divisors is an integer number (305207028).

Almost surely, 2^4492509918 is an apocalyptic number.

4492509918 is an abundant number, since it is smaller than the sum of its proper divisors (5274114978).

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

4492509918 is a wasteful number, since it uses less digits than its factorization.

4492509918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538408.

The product of its (nonzero) digits is 933120, while the sum is 51.

The square root of 4492509918 is about 67026.1882997982. The cubic root of 4492509918 is about 1650.0471266613.

The spelling of 4492509918 in words is "four billion, four hundred ninety-two million, five hundred nine thousand, nine hundred eighteen".