245251364 has 6 divisors (see below), whose sum is σ = 429189894. Its totient is φ = 122625680.

The previous prime is 245251361. The next prime is 245251379. The reversal of 245251364 is 463152542.

It can be written as a sum of positive squares in only one way, i.e., 245172964 + 78400 = 15658^2 + 280^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 245251364.

It is not an unprimeable number, because it can be changed into a prime (245251361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30656417 + ... + 30656424.

It is an arithmetic number, because the mean of its divisors is an integer number (71531649).

Almost surely, 2^245251364 is an apocalyptic number.

It is an amenable number.

245251364 is a deficient number, since it is larger than the sum of its proper divisors (183938530).

245251364 is a wasteful number, since it uses less digits than its factorization.

245251364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61312845 (or 61312843 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 245251364 is about 15660.5033124737. The cubic root of 245251364 is about 625.9463968229.

The spelling of 245251364 in words is "two hundred forty-five million, two hundred fifty-one thousand, three hundred sixty-four".