245277066 has 8 divisors (see below), whose sum is σ = 490554144. Its totient is φ = 81759020.

The previous prime is 245277049. The next prime is 245277073. The reversal of 245277066 is 660772542.

It is a happy number.

245277066 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.

245277066 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20439750 + ... + 20439761.

It is an arithmetic number, because the mean of its divisors is an integer number (61319268).

Almost surely, 2^245277066 is an apocalyptic number.

245277066 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.

245277066 is a wasteful number, since it uses less digits than its factorization.

245277066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40879516.

The product of its (nonzero) digits is 141120, while the sum is 39.

The square root of 245277066 is about 15661.3238903996. The cubic root of 245277066 is about 625.9682621614.

The spelling of 245277066 in words is "two hundred forty-five million, two hundred seventy-seven thousand, sixty-six".