245030356 has 6 divisors (see below), whose sum is σ = 428803130. Its totient is φ = 122515176.

The previous prime is 245030353. The next prime is 245030381. The reversal of 245030356 is 653030542.

It can be written as a sum of positive squares in only one way, i.e., 244421956 + 608400 = 15634^2 + 780^2 .

It is a super-2 number, since 2×245030356² = 120079750722973472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245030353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30628791 + ... + 30628798.

Almost surely, 2^245030356 is an apocalyptic number.

It is an amenable number.

245030356 is a deficient number, since it is larger than the sum of its proper divisors (183772774).

245030356 is a wasteful number, since it uses less digits than its factorization.

245030356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61257593 (or 61257591 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 245030356 is about 15653.4454993142. The cubic root of 245030356 is about 625.7583166772.

Adding to 245030356 its reverse (653030542), we get a palindrome (898060898).

The spelling of 245030356 in words is "two hundred forty-five million, thirty thousand, three hundred fifty-six".