245305522 has 32 divisors (see below), whose sum is σ = 466291584. Its totient is φ = 94003200.

The previous prime is 245305493. The next prime is 245305547. The reversal of 245305522 is 225503542.

245305522 is digitally balanced in base 2, 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, 3663 + ... + 22450.

It is an arithmetic number, because the mean of its divisors is an integer number (14571612).

Almost surely, 2^245305522 is an apocalyptic number.

245305522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

245305522 is a deficient number, since it is larger than the sum of its proper divisors (220986062).

245305522 is a wasteful number, since it uses less digits than its factorization.

245305522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26194.

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

The square root of 245305522 is about 15662.2323440817. The cubic root of 245305522 is about 625.9924686155.

The spelling of 245305522 in words is "two hundred forty-five million, three hundred five thousand, five hundred twenty-two".