245241642 has 32 divisors (see below), whose sum is σ = 510428160. Its totient is φ = 78487920.

The previous prime is 245241637. The next prime is 245241697. The reversal of 245241642 is 246142542.

245241642 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 7167 + ... + 23277.

It is an arithmetic number, because the mean of its divisors is an integer number (15950880).

Almost surely, 2^245241642 is an apocalyptic number.

245241642 is an abundant number, since it is smaller than the sum of its proper divisors (265186518).

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

245241642 is a wasteful number, since it uses less digits than its factorization.

245241642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16218.

The product of its digits is 15360, while the sum is 30.

The square root of 245241642 is about 15660.1929106892. The cubic root of 245241642 is about 625.9381256745.

The spelling of 245241642 in words is "two hundred forty-five million, two hundred forty-one thousand, six hundred forty-two".