245429982 has 96 divisors (see below), whose sum is σ = 629620992. Its totient is φ = 67640832.

The previous prime is 245429971. The next prime is 245429999. The reversal of 245429982 is 289924542.

245429982 is a `hidden beast` number, since 24 + 542 + 9 + 9 + 82 = 666.

245429982 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 525313 + ... + 525779.

It is an arithmetic number, because the mean of its divisors is an integer number (6558552).

Almost surely, 2^245429982 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245429982, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314810496).

245429982 is an abundant number, since it is smaller than the sum of its proper divisors (384191010).

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

245429982 is a wasteful number, since it uses less digits than its factorization.

245429982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622 (or 619 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 245429982 is about 15666.2050924913. The cubic root of 245429982 is about 626.0983200849.

The spelling of 245429982 in words is "two hundred forty-five million, four hundred twenty-nine thousand, nine hundred eighty-two".