245403550 has 48 divisors (see below), whose sum is σ = 524287872. Its totient is φ = 83714400.

The previous prime is 245403547. The next prime is 245403607. The reversal of 245403550 is 55304542.

245403550 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 polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72189 + ... + 75511.

It is an arithmetic number, because the mean of its divisors is an integer number (10922664).

Almost surely, 2^245403550 is an apocalyptic number.

245403550 is an abundant number, since it is smaller than the sum of its proper divisors (278884322).

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

245403550 is a wasteful number, since it uses less digits than its factorization.

245403550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3553 (or 3548 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 245403550 is about 15665.3614704545. The cubic root of 245403550 is about 626.0758430362.

The spelling of 245403550 in words is "two hundred forty-five million, four hundred three thousand, five hundred fifty".