245094445 has 4 divisors (see below), whose sum is σ = 294113340. Its totient is φ = 196075552.

The previous prime is 245094439. The next prime is 245094449. The reversal of 245094445 is 544490542.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 142396489 + 102697956 = 11933^2 + 10134^2 .

It is a cyclic number.

It is not a de Polignac number, because 245094445 - 2⁵ = 245094413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245094449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24509440 + ... + 24509449.

It is an arithmetic number, because the mean of its divisors is an integer number (73528335).

Almost surely, 2^245094445 is an apocalyptic number.

It is an amenable number.

245094445 is a deficient number, since it is larger than the sum of its proper divisors (49018895).

245094445 is an equidigital number, since it uses as much as digits as its factorization.

245094445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49018894.

The product of its (nonzero) digits is 115200, while the sum is 37.

The square root of 245094445 is about 15655.4924866642. The cubic root of 245094445 is about 625.8128687327.

The spelling of 245094445 in words is "two hundred forty-five million, ninety-four thousand, four hundred forty-five".