245341445 has 8 divisors (see below), whose sum is σ = 301256736. Its totient is φ = 191708496.

The previous prime is 245341441. The next prime is 245341469. The reversal of 245341445 is 544143542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 245341445 - 2² = 245341441 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245341441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 570347 + ... + 570776.

It is an arithmetic number, because the mean of its divisors is an integer number (37657092).

Almost surely, 2^245341445 is an apocalyptic number.

It is an amenable number.

245341445 is a deficient number, since it is larger than the sum of its proper divisors (55915291).

245341445 is a wasteful number, since it uses less digits than its factorization.

245341445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141171.

The product of its digits is 38400, while the sum is 32.

The square root of 245341445 is about 15663.3791054166. The cubic root of 245341445 is about 626.0230242938.

Adding to 245341445 its reverse (544143542), we get a palindrome (789484987).

The spelling of 245341445 in words is "two hundred forty-five million, three hundred forty-one thousand, four hundred forty-five".