245552242 has 16 divisors (see below), whose sum is σ = 397575360. Its totient is φ = 113070672.

The previous prime is 245552207. The next prime is 245552273. The reversal of 245552242 is 242255542.

245552242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×245552242³ (a number of 26 digits) contains 333 as substring.

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, 859 + ... + 22177.

It is an arithmetic number, because the mean of its divisors is an integer number (24848460).

Almost surely, 2^245552242 is an apocalyptic number.

245552242 is a deficient number, since it is larger than the sum of its proper divisors (152023118).

245552242 is a wasteful number, since it uses less digits than its factorization.

245552242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21777.

The product of its digits is 32000, while the sum is 31.

The square root of 245552242 is about 15670.1066365229. The cubic root of 245552242 is about 626.2022656488.

The spelling of 245552242 in words is "two hundred forty-five million, five hundred fifty-two thousand, two hundred forty-two".