245651602 has 12 divisors (see below), whose sum is σ = 428637150. Its totient is φ = 105279216.

The previous prime is 245651599. The next prime is 245651603. The reversal of 245651602 is 206156542.

It can be written as a sum of positive squares in only one way, i.e., 188815081 + 56836521 = 13741^2 + 7539^2 .

It is not an unprimeable number, because it can be changed into a prime (245651603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1253227 + ... + 1253422.

Almost surely, 2^245651602 is an apocalyptic number.

245651602 is a deficient number, since it is larger than the sum of its proper divisors (182985548).

245651602 is a wasteful number, since it uses less digits than its factorization.

245651602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2506665 (or 2506658 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 245651602 is about 15673.2766835783. The cubic root of 245651602 is about 626.2867162004.

The spelling of 245651602 in words is "two hundred forty-five million, six hundred fifty-one thousand, six hundred two".