245491046 has 16 divisors (see below), whose sum is σ = 380712960. Its totient is φ = 118599240.

The previous prime is 245491013. The next prime is 245491073. The reversal of 245491046 is 640194542.

It is a junction number, because it is equal to n+sod(n) for n = 245490997 and 245491015.

It is a congruent number.

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, 41825 + ... + 47331.

It is an arithmetic number, because the mean of its divisors is an integer number (23794560).

Almost surely, 2^245491046 is an apocalyptic number.

245491046 is a deficient number, since it is larger than the sum of its proper divisors (135221914).

245491046 is a wasteful number, since it uses less digits than its factorization.

245491046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6259.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 245491046 is about 15668.1538797652. The cubic root of 245491046 is about 626.1502410675.

The spelling of 245491046 in words is "two hundred forty-five million, four hundred ninety-one thousand, forty-six".