245305364 has 6 divisors (see below), whose sum is σ = 429284394. Its totient is φ = 122652680.

The previous prime is 245305363. The next prime is 245305391. The reversal of 245305364 is 463503542.

It can be written as a sum of positive squares in only one way, i.e., 147136900 + 98168464 = 12130^2 + 9908^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 245305364.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245305363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30663167 + ... + 30663174.

It is an arithmetic number, because the mean of its divisors is an integer number (71547399).

Almost surely, 2^245305364 is an apocalyptic number.

It is an amenable number.

245305364 is a deficient number, since it is larger than the sum of its proper divisors (183979030).

245305364 is a wasteful number, since it uses less digits than its factorization.

245305364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61326345 (or 61326343 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 245305364 is about 15662.2273001001. The cubic root of 245305364 is about 625.9923342160.

The spelling of 245305364 in words is "two hundred forty-five million, three hundred five thousand, three hundred sixty-four".