245445722 has 16 divisors (see below), whose sum is σ = 374067072. Its totient is φ = 120763440.

The previous prime is 245445709. The next prime is 245445751. The reversal of 245445722 is 227544542.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91403 + ... + 94049.

It is an arithmetic number, because the mean of its divisors is an integer number (23379192).

Almost surely, 2^245445722 is an apocalyptic number.

245445722 is a deficient number, since it is larger than the sum of its proper divisors (128621350).

245445722 is a wasteful number, since it uses less digits than its factorization.

245445722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3373.

The product of its digits is 89600, while the sum is 35.

The square root of 245445722 is about 15666.7074396633. The cubic root of 245445722 is about 626.1117041830. Note that the first 3 decimals are identical.

The spelling of 245445722 in words is "two hundred forty-five million, four hundred forty-five thousand, seven hundred twenty-two".