245451606 has 8 divisors (see below), whose sum is σ = 490903224. Its totient is φ = 81817200.

The previous prime is 245451601. The next prime is 245451649. The reversal of 245451606 is 606154542.

245451606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

245451606 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245451601) 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, 20454295 + ... + 20454306.

It is an arithmetic number, because the mean of its divisors is an integer number (61362903).

Almost surely, 2^245451606 is an apocalyptic number.

245451606 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

245451606 is a wasteful number, since it uses less digits than its factorization.

245451606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40908606.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 245451606 is about 15666.8952252832. The cubic root of 245451606 is about 626.1167073419.

The spelling of 245451606 in words is "two hundred forty-five million, four hundred fifty-one thousand, six hundred six".